Home / 502,344.05-693,232.02-272,899.50

Finding the Fourth Proportional to 502,344.05, 693,232.02 and 272,899.50

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Solution

The fourth proportional to 502,344.05, 693,232.02 and 272,899.50 is: 376,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,344.05 : 693,232.02 = 272,899.50 : x
  2. Step 2: Convert to fraction form
    502,344.05/693,232.02 = 272,899.50/x
  3. Step 3: Cross multiply
    502,344.05x = 693,232.02 × 272,899.50
  4. Step 4: Simplify right side
    502,344.05x = 189,182,674,891.52
  5. Step 5: Solve for x
    x = 189,182,674,891.52/502,344.05
  6. Step 6: Final answer
    x = 376,599.81

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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.