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Finding the Fourth Proportional to 502,386.92, 754,220.08 and 325,633.58

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Solution

The fourth proportional to 502,386.92, 754,220.08 and 325,633.58 is: 488,865.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,386.92 : 754,220.08 = 325,633.58 : x
  2. Step 2: Convert to fraction form
    502,386.92/754,220.08 = 325,633.58/x
  3. Step 3: Cross multiply
    502,386.92x = 754,220.08 × 325,633.58
  4. Step 4: Simplify right side
    502,386.92x = 245,599,384,758.29
  5. Step 5: Solve for x
    x = 245,599,384,758.29/502,386.92
  6. Step 6: Final answer
    x = 488,865.01

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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.