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Finding the Fourth Proportional to 555,001.80, 832,502.70 and 495,904.20

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Solution

The fourth proportional to 555,001.80, 832,502.70 and 495,904.20 is: 743,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,001.80 : 832,502.70 = 495,904.20 : x
  2. Step 2: Convert to fraction form
    555,001.80/832,502.70 = 495,904.20/x
  3. Step 3: Cross multiply
    555,001.80x = 832,502.70 × 495,904.20
  4. Step 4: Simplify right side
    555,001.80x = 412,841,585,441.34
  5. Step 5: Solve for x
    x = 412,841,585,441.34/555,001.80
  6. Step 6: Final answer
    x = 743,856.30

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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.