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Finding the Fourth Proportional to 440,590.77, 608,045.31 and 249,605.73

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Solution

The fourth proportional to 440,590.77, 608,045.31 and 249,605.73 is: 344,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,590.77 : 608,045.31 = 249,605.73 : x
  2. Step 2: Convert to fraction form
    440,590.77/608,045.31 = 249,605.73/x
  3. Step 3: Cross multiply
    440,590.77x = 608,045.31 × 249,605.73
  4. Step 4: Simplify right side
    440,590.77x = 151,771,593,475.63
  5. Step 5: Solve for x
    x = 151,771,593,475.63/440,590.77
  6. Step 6: Final answer
    x = 344,472.93

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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.