Home / 385,809.44-532,677.02-240,835.95

Finding the Fourth Proportional to 385,809.44, 532,677.02 and 240,835.95

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Solution

The fourth proportional to 385,809.44, 532,677.02 and 240,835.95 is: 332,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,809.44 : 532,677.02 = 240,835.95 : x
  2. Step 2: Convert to fraction form
    385,809.44/532,677.02 = 240,835.95/x
  3. Step 3: Cross multiply
    385,809.44x = 532,677.02 × 240,835.95
  4. Step 4: Simplify right side
    385,809.44x = 128,287,774,950.69
  5. Step 5: Solve for x
    x = 128,287,774,950.69/385,809.44
  6. Step 6: Final answer
    x = 332,515.91

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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.