Home / 985,376.30-1,359,821.29-532,667.30

Finding the Fourth Proportional to 985,376.30, 1,359,821.29 and 532,667.30

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Solution

The fourth proportional to 985,376.30, 1,359,821.29 and 532,667.30 is: 735,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,376.30 : 1,359,821.29 = 532,667.30 : x
  2. Step 2: Convert to fraction form
    985,376.30/1,359,821.29 = 532,667.30/x
  3. Step 3: Cross multiply
    985,376.30x = 1,359,821.29 × 532,667.30
  4. Step 4: Simplify right side
    985,376.30x = 724,332,335,026.82
  5. Step 5: Solve for x
    x = 724,332,335,026.82/985,376.30
  6. Step 6: Final answer
    x = 735,081.95

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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.