Home / 925,535.40-1,388,303.10-768,071.40

Finding the Fourth Proportional to 925,535.40, 1,388,303.10 and 768,071.40

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Solution

The fourth proportional to 925,535.40, 1,388,303.10 and 768,071.40 is: 1,152,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,535.40 : 1,388,303.10 = 768,071.40 : x
  2. Step 2: Convert to fraction form
    925,535.40/1,388,303.10 = 768,071.40/x
  3. Step 3: Cross multiply
    925,535.40x = 1,388,303.10 × 768,071.40
  4. Step 4: Simplify right side
    925,535.40x = 1,066,315,905,641.34
  5. Step 5: Solve for x
    x = 1,066,315,905,641.34/925,535.40
  6. Step 6: Final answer
    x = 1,152,107.10

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Double scale
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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.