Home / 374,459.18-516,753.63-204,693.30

Finding the Fourth Proportional to 374,459.18, 516,753.63 and 204,693.30

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Solution

The fourth proportional to 374,459.18, 516,753.63 and 204,693.30 is: 282,476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,459.18 : 516,753.63 = 204,693.30 : x
  2. Step 2: Convert to fraction form
    374,459.18/516,753.63 = 204,693.30/x
  3. Step 3: Cross multiply
    374,459.18x = 516,753.63 × 204,693.30
  4. Step 4: Simplify right side
    374,459.18x = 105,776,005,811.68
  5. Step 5: Solve for x
    x = 105,776,005,811.68/374,459.18
  6. Step 6: Final answer
    x = 282,476.74

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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.