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Finding the Fourth Proportional to 440,767.92, 608,272.56 and 249,774.96

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Solution

The fourth proportional to 440,767.92, 608,272.56 and 249,774.96 is: 344,696.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,767.92 : 608,272.56 = 249,774.96 : x
  2. Step 2: Convert to fraction form
    440,767.92/608,272.56 = 249,774.96/x
  3. Step 3: Cross multiply
    440,767.92x = 608,272.56 × 249,774.96
  4. Step 4: Simplify right side
    440,767.92x = 151,931,254,343.10
  5. Step 5: Solve for x
    x = 151,931,254,343.10/440,767.92
  6. Step 6: Final answer
    x = 344,696.72

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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.