Home / 527,316.46-727,760.63-297,883.42

Finding the Fourth Proportional to 527,316.46, 727,760.63 and 297,883.42

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Solution

The fourth proportional to 527,316.46, 727,760.63 and 297,883.42 is: 411,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,316.46 : 727,760.63 = 297,883.42 : x
  2. Step 2: Convert to fraction form
    527,316.46/727,760.63 = 297,883.42/x
  3. Step 3: Cross multiply
    527,316.46x = 727,760.63 × 297,883.42
  4. Step 4: Simplify right side
    527,316.46x = 216,787,825,405.76
  5. Step 5: Solve for x
    x = 216,787,825,405.76/527,316.46
  6. Step 6: Final answer
    x = 411,115.23

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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.