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Finding the Fourth Proportional to 504,050.10, 755,200.35 and 472,557.30

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Solution

The fourth proportional to 504,050.10, 755,200.35 and 472,557.30 is: 708,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,050.10 : 755,200.35 = 472,557.30 : x
  2. Step 2: Convert to fraction form
    504,050.10/755,200.35 = 472,557.30/x
  3. Step 3: Cross multiply
    504,050.10x = 755,200.35 × 472,557.30
  4. Step 4: Simplify right side
    504,050.10x = 356,875,438,355.06
  5. Step 5: Solve for x
    x = 356,875,438,355.06/504,050.10
  6. Step 6: Final answer
    x = 708,015.81

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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.