Home / 382,532.76-527,884.61-208,097.18

Finding the Fourth Proportional to 382,532.76, 527,884.61 and 208,097.18

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Solution

The fourth proportional to 382,532.76, 527,884.61 and 208,097.18 is: 287,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,532.76 : 527,884.61 = 208,097.18 : x
  2. Step 2: Convert to fraction form
    382,532.76/527,884.61 = 208,097.18/x
  3. Step 3: Cross multiply
    382,532.76x = 527,884.61 × 208,097.18
  4. Step 4: Simplify right side
    382,532.76x = 109,851,301,145.96
  5. Step 5: Solve for x
    x = 109,851,301,145.96/382,532.76
  6. Step 6: Final answer
    x = 287,168.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.