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Finding the Fourth Proportional to 502,091.10, 752,480.55 and 202,326.30

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Solution

The fourth proportional to 502,091.10, 752,480.55 and 202,326.30 is: 303,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,091.10 : 752,480.55 = 202,326.30 : x
  2. Step 2: Convert to fraction form
    502,091.10/752,480.55 = 202,326.30/x
  3. Step 3: Cross multiply
    502,091.10x = 752,480.55 × 202,326.30
  4. Step 4: Simplify right side
    502,091.10x = 152,246,605,503.47
  5. Step 5: Solve for x
    x = 152,246,605,503.47/502,091.10
  6. Step 6: Final answer
    x = 303,225.06

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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.