Home / 839,514.18-1,158,495.84-457,532.76

Finding the Fourth Proportional to 839,514.18, 1,158,495.84 and 457,532.76

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Solution

The fourth proportional to 839,514.18, 1,158,495.84 and 457,532.76 is: 631,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,514.18 : 1,158,495.84 = 457,532.76 : x
  2. Step 2: Convert to fraction form
    839,514.18/1,158,495.84 = 457,532.76/x
  3. Step 3: Cross multiply
    839,514.18x = 1,158,495.84 × 457,532.76
  4. Step 4: Simplify right side
    839,514.18x = 530,049,799,123.72
  5. Step 5: Solve for x
    x = 530,049,799,123.72/839,514.18
  6. Step 6: Final answer
    x = 631,376.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.