Home / 922,565.83-1,272,983.16-535,292.47

Finding the Fourth Proportional to 922,565.83, 1,272,983.16 and 535,292.47

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Solution

The fourth proportional to 922,565.83, 1,272,983.16 and 535,292.47 is: 738,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,565.83 : 1,272,983.16 = 535,292.47 : x
  2. Step 2: Convert to fraction form
    922,565.83/1,272,983.16 = 535,292.47/x
  3. Step 3: Cross multiply
    922,565.83x = 1,272,983.16 × 535,292.47
  4. Step 4: Simplify right side
    922,565.83x = 681,418,299,984.81
  5. Step 5: Solve for x
    x = 681,418,299,984.81/922,565.83
  6. Step 6: Final answer
    x = 738,612.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.