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Finding the Fourth Proportional to 440,885.85, 608,470.05 and 249,878.73

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Solution

The fourth proportional to 440,885.85, 608,470.05 and 249,878.73 is: 344,859.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,885.85 : 608,470.05 = 249,878.73 : x
  2. Step 2: Convert to fraction form
    440,885.85/608,470.05 = 249,878.73/x
  3. Step 3: Cross multiply
    440,885.85x = 608,470.05 × 249,878.73
  4. Step 4: Simplify right side
    440,885.85x = 152,043,723,337.04
  5. Step 5: Solve for x
    x = 152,043,723,337.04/440,885.85
  6. Step 6: Final answer
    x = 344,859.61

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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.