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Finding the Fourth Proportional to 440,340.92, 607,670.50 and 249,391.22

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Solution

The fourth proportional to 440,340.92, 607,670.50 and 249,391.22 is: 344,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,340.92 : 607,670.50 = 249,391.22 : x
  2. Step 2: Convert to fraction form
    440,340.92/607,670.50 = 249,391.22/x
  3. Step 3: Cross multiply
    440,340.92x = 607,670.50 × 249,391.22
  4. Step 4: Simplify right side
    440,340.92x = 151,547,687,353.01
  5. Step 5: Solve for x
    x = 151,547,687,353.01/440,340.92
  6. Step 6: Final answer
    x = 344,159.90

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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.