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Finding the Fourth Proportional to 532,862.92, 735,328.02 and 291,141.64

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Solution

The fourth proportional to 532,862.92, 735,328.02 and 291,141.64 is: 401,763.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,862.92 : 735,328.02 = 291,141.64 : x
  2. Step 2: Convert to fraction form
    532,862.92/735,328.02 = 291,141.64/x
  3. Step 3: Cross multiply
    532,862.92x = 735,328.02 × 291,141.64
  4. Step 4: Simplify right side
    532,862.92x = 214,084,605,680.75
  5. Step 5: Solve for x
    x = 214,084,605,680.75/532,862.92
  6. Step 6: Final answer
    x = 401,763.00

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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.