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Finding the Fourth Proportional to 502,606.40, 754,283.37 and 203,089.55

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Solution

The fourth proportional to 502,606.40, 754,283.37 and 203,089.55 is: 304,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,606.40 : 754,283.37 = 203,089.55 : x
  2. Step 2: Convert to fraction form
    502,606.40/754,283.37 = 203,089.55/x
  3. Step 3: Cross multiply
    502,606.40x = 754,283.37 × 203,089.55
  4. Step 4: Simplify right side
    502,606.40x = 153,187,066,414.37
  5. Step 5: Solve for x
    x = 153,187,066,414.37/502,606.40
  6. Step 6: Final answer
    x = 304,785.35

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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.