Home / 527,545.58-727,611.20-454,083.04

Finding the Fourth Proportional to 527,545.58, 727,611.20 and 454,083.04

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Solution

The fourth proportional to 527,545.58, 727,611.20 and 454,083.04 is: 626,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,545.58 : 727,611.20 = 454,083.04 : x
  2. Step 2: Convert to fraction form
    527,545.58/727,611.20 = 454,083.04/x
  3. Step 3: Cross multiply
    527,545.58x = 727,611.20 × 454,083.04
  4. Step 4: Simplify right side
    527,545.58x = 330,395,901,995.99
  5. Step 5: Solve for x
    x = 330,395,901,995.99/527,545.58
  6. Step 6: Final answer
    x = 626,288.83

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1.5x scale

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.