Home / 532,826.40-735,510.78-328,959.73

Finding the Fourth Proportional to 532,826.40, 735,510.78 and 328,959.73

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Solution

The fourth proportional to 532,826.40, 735,510.78 and 328,959.73 is: 454,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,826.40 : 735,510.78 = 328,959.73 : x
  2. Step 2: Convert to fraction form
    532,826.40/735,510.78 = 328,959.73/x
  3. Step 3: Cross multiply
    532,826.40x = 735,510.78 × 328,959.73
  4. Step 4: Simplify right side
    532,826.40x = 241,953,428,520.28
  5. Step 5: Solve for x
    x = 241,953,428,520.28/532,826.40
  6. Step 6: Final answer
    x = 454,094.29

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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.