Home / 657,315.68-986,082.47-230,740.83

Finding the Fourth Proportional to 657,315.68, 986,082.47 and 230,740.83

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Solution

The fourth proportional to 657,315.68, 986,082.47 and 230,740.83 is: 346,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,315.68 : 986,082.47 = 230,740.83 : x
  2. Step 2: Convert to fraction form
    657,315.68/986,082.47 = 230,740.83/x
  3. Step 3: Cross multiply
    657,315.68x = 986,082.47 × 230,740.83
  4. Step 4: Simplify right side
    657,315.68x = 227,529,486,422.55
  5. Step 5: Solve for x
    x = 227,529,486,422.55/657,315.68
  6. Step 6: Final answer
    x = 346,149.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.