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Finding the Fourth Proportional to 707,507.10, 1,060,424.73 and 699,614.46

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Solution

The fourth proportional to 707,507.10, 1,060,424.73 and 699,614.46 is: 1,048,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,507.10 : 1,060,424.73 = 699,614.46 : x
  2. Step 2: Convert to fraction form
    707,507.10/1,060,424.73 = 699,614.46/x
  3. Step 3: Cross multiply
    707,507.10x = 1,060,424.73 × 699,614.46
  4. Step 4: Simplify right side
    707,507.10x = 741,888,474,849.60
  5. Step 5: Solve for x
    x = 741,888,474,849.60/707,507.10
  6. Step 6: Final answer
    x = 1,048,595.10

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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.