Home / 925,497.40-1,388,246.10-260,649.40

Finding the Fourth Proportional to 925,497.40, 1,388,246.10 and 260,649.40

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Solution

The fourth proportional to 925,497.40, 1,388,246.10 and 260,649.40 is: 390,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,497.40 : 1,388,246.10 = 260,649.40 : x
  2. Step 2: Convert to fraction form
    925,497.40/1,388,246.10 = 260,649.40/x
  3. Step 3: Cross multiply
    925,497.40x = 1,388,246.10 × 260,649.40
  4. Step 4: Simplify right side
    925,497.40x = 361,845,513,017.34
  5. Step 5: Solve for x
    x = 361,845,513,017.34/925,497.40
  6. Step 6: Final answer
    x = 390,974.10

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Half scale
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Double scale
Find fourth proportional to 925,498.40, 1,388,247.60 and 260,650.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.