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Finding the Fourth Proportional to 573,178.08, 859,655.16 and 544,728.36

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Solution

The fourth proportional to 573,178.08, 859,655.16 and 544,728.36 is: 816,986.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,178.08 : 859,655.16 = 544,728.36 : x
  2. Step 2: Convert to fraction form
    573,178.08/859,655.16 = 544,728.36/x
  3. Step 3: Cross multiply
    573,178.08x = 859,655.16 × 544,728.36
  4. Step 4: Simplify right side
    573,178.08x = 468,278,545,472.34
  5. Step 5: Solve for x
    x = 468,278,545,472.34/573,178.08
  6. Step 6: Final answer
    x = 816,986.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.