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Finding the Fourth Proportional to 614,626.57, 846,254.58 and 522,564.79

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Solution

The fourth proportional to 614,626.57, 846,254.58 and 522,564.79 is: 719,498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,626.57 : 846,254.58 = 522,564.79 : x
  2. Step 2: Convert to fraction form
    614,626.57/846,254.58 = 522,564.79/x
  3. Step 3: Cross multiply
    614,626.57x = 846,254.58 × 522,564.79
  4. Step 4: Simplify right side
    614,626.57x = 442,222,846,884.24
  5. Step 5: Solve for x
    x = 442,222,846,884.24/614,626.57
  6. Step 6: Final answer
    x = 719,498.42

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1.5x scale

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.