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Finding the Fourth Proportional to 614,638.23, 846,270.60 and 522,576.47

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Solution

The fourth proportional to 614,638.23, 846,270.60 and 522,576.47 is: 719,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,638.23 : 846,270.60 = 522,576.47 : x
  2. Step 2: Convert to fraction form
    614,638.23/846,270.60 = 522,576.47/x
  3. Step 3: Cross multiply
    614,638.23x = 846,270.60 × 522,576.47
  4. Step 4: Simplify right side
    614,638.23x = 442,241,098,581.43
  5. Step 5: Solve for x
    x = 442,241,098,581.43/614,638.23
  6. Step 6: Final answer
    x = 719,514.47

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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.