Home / 926,848.87-1,390,227.17-542,813.55

Finding the Fourth Proportional to 926,848.87, 1,390,227.17 and 542,813.55

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Solution

The fourth proportional to 926,848.87, 1,390,227.17 and 542,813.55 is: 814,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,848.87 : 1,390,227.17 = 542,813.55 : x
  2. Step 2: Convert to fraction form
    926,848.87/1,390,227.17 = 542,813.55/x
  3. Step 3: Cross multiply
    926,848.87x = 1,390,227.17 × 542,813.55
  4. Step 4: Simplify right side
    926,848.87x = 754,634,145,454.15
  5. Step 5: Solve for x
    x = 754,634,145,454.15/926,848.87
  6. Step 6: Final answer
    x = 814,193.31

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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.