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Finding the Fourth Proportional to 562,238.52, 838,941.80 and 527,923.11

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Solution

The fourth proportional to 562,238.52, 838,941.80 and 527,923.11 is: 787,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,238.52 : 838,941.80 = 527,923.11 : x
  2. Step 2: Convert to fraction form
    562,238.52/838,941.80 = 527,923.11/x
  3. Step 3: Cross multiply
    562,238.52x = 838,941.80 × 527,923.11
  4. Step 4: Simplify right side
    562,238.52x = 442,896,764,165.00
  5. Step 5: Solve for x
    x = 442,896,764,165.00/562,238.52
  6. Step 6: Final answer
    x = 787,738.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.