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Finding the Fourth Proportional to 440,644.08, 608,087.34 and 249,693.87

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Solution

The fourth proportional to 440,644.08, 608,087.34 and 249,693.87 is: 344,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,644.08 : 608,087.34 = 249,693.87 : x
  2. Step 2: Convert to fraction form
    440,644.08/608,087.34 = 249,693.87/x
  3. Step 3: Cross multiply
    440,644.08x = 608,087.34 × 249,693.87
  4. Step 4: Simplify right side
    440,644.08x = 151,835,681,222.61
  5. Step 5: Solve for x
    x = 151,835,681,222.61/440,644.08
  6. Step 6: Final answer
    x = 344,576.70

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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.