Home / 748,291.92-1,030,543.56-700,264.32

Finding the Fourth Proportional to 748,291.92, 1,030,543.56 and 700,264.32

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Solution

The fourth proportional to 748,291.92, 1,030,543.56 and 700,264.32 is: 964,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,291.92 : 1,030,543.56 = 700,264.32 : x
  2. Step 2: Convert to fraction form
    748,291.92/1,030,543.56 = 700,264.32/x
  3. Step 3: Cross multiply
    748,291.92x = 1,030,543.56 × 700,264.32
  4. Step 4: Simplify right side
    748,291.92x = 721,652,885,273.78
  5. Step 5: Solve for x
    x = 721,652,885,273.78/748,291.92
  6. Step 6: Final answer
    x = 964,400.21

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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.