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Finding the Fourth Proportional to 704,562.32, 1,057,034.03 and 502,413.73

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Solution

The fourth proportional to 704,562.32, 1,057,034.03 and 502,413.73 is: 753,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,562.32 : 1,057,034.03 = 502,413.73 : x
  2. Step 2: Convert to fraction form
    704,562.32/1,057,034.03 = 502,413.73/x
  3. Step 3: Cross multiply
    704,562.32x = 1,057,034.03 × 502,413.73
  4. Step 4: Simplify right side
    704,562.32x = 531,068,409,749.23
  5. Step 5: Solve for x
    x = 531,068,409,749.23/704,562.32
  6. Step 6: Final answer
    x = 753,756.47

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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.