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Finding the Fourth Proportional to 557,141.10, 835,711.65 and 202,166.70

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Solution

The fourth proportional to 557,141.10, 835,711.65 and 202,166.70 is: 303,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,141.10 : 835,711.65 = 202,166.70 : x
  2. Step 2: Convert to fraction form
    557,141.10/835,711.65 = 202,166.70/x
  3. Step 3: Cross multiply
    557,141.10x = 835,711.65 × 202,166.70
  4. Step 4: Simplify right side
    557,141.10x = 168,953,066,432.06
  5. Step 5: Solve for x
    x = 168,953,066,432.06/557,141.10
  6. Step 6: Final answer
    x = 303,250.05

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Similar ratio
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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.