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Finding the Fourth Proportional to 500,405.04, 750,684.24 and 168,058.80

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Solution

The fourth proportional to 500,405.04, 750,684.24 and 168,058.80 is: 252,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,405.04 : 750,684.24 = 168,058.80 : x
  2. Step 2: Convert to fraction form
    500,405.04/750,684.24 = 168,058.80/x
  3. Step 3: Cross multiply
    500,405.04x = 750,684.24 × 168,058.80
  4. Step 4: Simplify right side
    500,405.04x = 126,159,092,553.31
  5. Step 5: Solve for x
    x = 126,159,092,553.31/500,405.04
  6. Step 6: Final answer
    x = 252,113.95

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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.