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Finding the Fourth Proportional to 440,596.38, 608,020.89 and 249,609.32

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Solution

The fourth proportional to 440,596.38, 608,020.89 and 249,609.32 is: 344,459.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,596.38 : 608,020.89 = 249,609.32 : x
  2. Step 2: Convert to fraction form
    440,596.38/608,020.89 = 249,609.32/x
  3. Step 3: Cross multiply
    440,596.38x = 608,020.89 × 249,609.32
  4. Step 4: Simplify right side
    440,596.38x = 151,767,680,898.70
  5. Step 5: Solve for x
    x = 151,767,680,898.70/440,596.38
  6. Step 6: Final answer
    x = 344,459.66

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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.