Home / 672,084.24-1,008,017.01-272,708.88

Finding the Fourth Proportional to 672,084.24, 1,008,017.01 and 272,708.88

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Solution

The fourth proportional to 672,084.24, 1,008,017.01 and 272,708.88 is: 409,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,084.24 : 1,008,017.01 = 272,708.88 : x
  2. Step 2: Convert to fraction form
    672,084.24/1,008,017.01 = 272,708.88/x
  3. Step 3: Cross multiply
    672,084.24x = 1,008,017.01 × 272,708.88
  4. Step 4: Simplify right side
    672,084.24x = 274,895,189,818.05
  5. Step 5: Solve for x
    x = 274,895,189,818.05/672,084.24
  6. Step 6: Final answer
    x = 409,018.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.