Home / 527,376.70-727,725.23-297,959.04

Finding the Fourth Proportional to 527,376.70, 727,725.23 and 297,959.04

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Solution

The fourth proportional to 527,376.70, 727,725.23 and 297,959.04 is: 411,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,376.70 : 727,725.23 = 297,959.04 : x
  2. Step 2: Convert to fraction form
    527,376.70/727,725.23 = 297,959.04/x
  3. Step 3: Cross multiply
    527,376.70x = 727,725.23 × 297,959.04
  4. Step 4: Simplify right side
    527,376.70x = 216,832,310,914.58
  5. Step 5: Solve for x
    x = 216,832,310,914.58/527,376.70
  6. Step 6: Final answer
    x = 411,152.62

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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.