Home / 747,856.06-1,030,800.49-529,785.32

Finding the Fourth Proportional to 747,856.06, 1,030,800.49 and 529,785.32

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Solution

The fourth proportional to 747,856.06, 1,030,800.49 and 529,785.32 is: 730,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,856.06 : 1,030,800.49 = 529,785.32 : x
  2. Step 2: Convert to fraction form
    747,856.06/1,030,800.49 = 529,785.32/x
  3. Step 3: Cross multiply
    747,856.06x = 1,030,800.49 × 529,785.32
  4. Step 4: Simplify right side
    747,856.06x = 546,102,960,972.34
  5. Step 5: Solve for x
    x = 546,102,960,972.34/747,856.06
  6. Step 6: Final answer
    x = 730,224.69

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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.