Home / 516,155.13-773,935.02-200,242.98

Finding the Fourth Proportional to 516,155.13, 773,935.02 and 200,242.98

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Solution

The fourth proportional to 516,155.13, 773,935.02 and 200,242.98 is: 300,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,155.13 : 773,935.02 = 200,242.98 : x
  2. Step 2: Convert to fraction form
    516,155.13/773,935.02 = 200,242.98/x
  3. Step 3: Cross multiply
    516,155.13x = 773,935.02 × 200,242.98
  4. Step 4: Simplify right side
    516,155.13x = 154,975,054,731.16
  5. Step 5: Solve for x
    x = 154,975,054,731.16/516,155.13
  6. Step 6: Final answer
    x = 300,248.99

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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.