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Finding the Fourth Proportional to 852,562.96, 1,176,537 and 470,589.88

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Solution

The fourth proportional to 852,562.96, 1,176,537 and 470,589.88 is: 649,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,562.96 : 1,176,537 = 470,589.88 : x
  2. Step 2: Convert to fraction form
    852,562.96/1,176,537 = 470,589.88/x
  3. Step 3: Cross multiply
    852,562.96x = 1,176,537 × 470,589.88
  4. Step 4: Simplify right side
    852,562.96x = 553,666,405,645.56
  5. Step 5: Solve for x
    x = 553,666,405,645.56/852,562.96
  6. Step 6: Final answer
    x = 649,414.10

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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.