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Finding the Fourth Proportional to 249,713.92, 374,492.96 and 83,463.04

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Solution

The fourth proportional to 249,713.92, 374,492.96 and 83,463.04 is: 125,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,713.92 : 374,492.96 = 83,463.04 : x
  2. Step 2: Convert to fraction form
    249,713.92/374,492.96 = 83,463.04/x
  3. Step 3: Cross multiply
    249,713.92x = 374,492.96 × 83,463.04
  4. Step 4: Simplify right side
    249,713.92x = 31,256,320,900.20
  5. Step 5: Solve for x
    x = 31,256,320,900.20/249,713.92
  6. Step 6: Final answer
    x = 125,168.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.