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Finding the Fourth Proportional to 569,419.66, 785,919.27 and 473,833.18

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Solution

The fourth proportional to 569,419.66, 785,919.27 and 473,833.18 is: 653,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,419.66 : 785,919.27 = 473,833.18 : x
  2. Step 2: Convert to fraction form
    569,419.66/785,919.27 = 473,833.18/x
  3. Step 3: Cross multiply
    569,419.66x = 785,919.27 × 473,833.18
  4. Step 4: Simplify right side
    569,419.66x = 372,394,626,927.38
  5. Step 5: Solve for x
    x = 372,394,626,927.38/569,419.66
  6. Step 6: Final answer
    x = 653,989.76

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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.