Home / 527,519.30-727,253.61-333,830.66

Finding the Fourth Proportional to 527,519.30, 727,253.61 and 333,830.66

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Solution

The fourth proportional to 527,519.30, 727,253.61 and 333,830.66 is: 460,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,519.30 : 727,253.61 = 333,830.66 : x
  2. Step 2: Convert to fraction form
    527,519.30/727,253.61 = 333,830.66/x
  3. Step 3: Cross multiply
    527,519.30x = 727,253.61 × 333,830.66
  4. Step 4: Simplify right side
    527,519.30x = 242,779,552,613.68
  5. Step 5: Solve for x
    x = 242,779,552,613.68/527,519.30
  6. Step 6: Final answer
    x = 460,228.76

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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.