Home / 385,548.17-532,115.23-240,377.50

Finding the Fourth Proportional to 385,548.17, 532,115.23 and 240,377.50

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Solution

The fourth proportional to 385,548.17, 532,115.23 and 240,377.50 is: 331,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,548.17 : 532,115.23 = 240,377.50 : x
  2. Step 2: Convert to fraction form
    385,548.17/532,115.23 = 240,377.50/x
  3. Step 3: Cross multiply
    385,548.17x = 532,115.23 × 240,377.50
  4. Step 4: Simplify right side
    385,548.17x = 127,908,526,038.75
  5. Step 5: Solve for x
    x = 127,908,526,038.75/385,548.17
  6. Step 6: Final answer
    x = 331,757.58

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1.5x scale

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.