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Finding the Fourth Proportional to 440,158.68, 607,423.86 and 249,167.88

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Solution

The fourth proportional to 440,158.68, 607,423.86 and 249,167.88 is: 343,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,158.68 : 607,423.86 = 249,167.88 : x
  2. Step 2: Convert to fraction form
    440,158.68/607,423.86 = 249,167.88/x
  3. Step 3: Cross multiply
    440,158.68x = 607,423.86 × 249,167.88
  4. Step 4: Simplify right side
    440,158.68x = 151,350,515,457.62
  5. Step 5: Solve for x
    x = 151,350,515,457.62/440,158.68
  6. Step 6: Final answer
    x = 343,854.44

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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.