Home / 527,242.37-727,565.09-297,846.72

Finding the Fourth Proportional to 527,242.37, 727,565.09 and 297,846.72

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Solution

The fourth proportional to 527,242.37, 727,565.09 and 297,846.72 is: 411,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,242.37 : 727,565.09 = 297,846.72 : x
  2. Step 2: Convert to fraction form
    527,242.37/727,565.09 = 297,846.72/x
  3. Step 3: Cross multiply
    527,242.37x = 727,565.09 × 297,846.72
  4. Step 4: Simplify right side
    527,242.37x = 216,702,874,153.77
  5. Step 5: Solve for x
    x = 216,702,874,153.77/527,242.37
  6. Step 6: Final answer
    x = 411,011.88

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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.