Home / 950,618.40-1,425,927.60-477,132.90

Finding the Fourth Proportional to 950,618.40, 1,425,927.60 and 477,132.90

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Solution

The fourth proportional to 950,618.40, 1,425,927.60 and 477,132.90 is: 715,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,618.40 : 1,425,927.60 = 477,132.90 : x
  2. Step 2: Convert to fraction form
    950,618.40/1,425,927.60 = 477,132.90/x
  3. Step 3: Cross multiply
    950,618.40x = 1,425,927.60 × 477,132.90
  4. Step 4: Simplify right side
    950,618.40x = 680,356,970,978.04
  5. Step 5: Solve for x
    x = 680,356,970,978.04/950,618.40
  6. Step 6: Final answer
    x = 715,699.35

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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.