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Finding the Fourth Proportional to 502,852.34, 754,276.55 and 203,329.32

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Solution

The fourth proportional to 502,852.34, 754,276.55 and 203,329.32 is: 304,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,852.34 : 754,276.55 = 203,329.32 : x
  2. Step 2: Convert to fraction form
    502,852.34/754,276.55 = 203,329.32/x
  3. Step 3: Cross multiply
    502,852.34x = 754,276.55 × 203,329.32
  4. Step 4: Simplify right side
    502,852.34x = 153,366,536,986.80
  5. Step 5: Solve for x
    x = 153,366,536,986.80/502,852.34
  6. Step 6: Final answer
    x = 304,993.19

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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.