Home / 382,362.06-527,685.45-253,077.84

Finding the Fourth Proportional to 382,362.06, 527,685.45 and 253,077.84

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Solution

The fourth proportional to 382,362.06, 527,685.45 and 253,077.84 is: 349,264.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,362.06 : 527,685.45 = 253,077.84 : x
  2. Step 2: Convert to fraction form
    382,362.06/527,685.45 = 253,077.84/x
  3. Step 3: Cross multiply
    382,362.06x = 527,685.45 × 253,077.84
  4. Step 4: Simplify right side
    382,362.06x = 133,545,493,885.43
  5. Step 5: Solve for x
    x = 133,545,493,885.43/382,362.06
  6. Step 6: Final answer
    x = 349,264.50

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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.