Home / 546,278.06-753,861.03-316,881.74

Finding the Fourth Proportional to 546,278.06, 753,861.03 and 316,881.74

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Solution

The fourth proportional to 546,278.06, 753,861.03 and 316,881.74 is: 437,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,278.06 : 753,861.03 = 316,881.74 : x
  2. Step 2: Convert to fraction form
    546,278.06/753,861.03 = 316,881.74/x
  3. Step 3: Cross multiply
    546,278.06x = 753,861.03 × 316,881.74
  4. Step 4: Simplify right side
    546,278.06x = 238,884,794,904.59
  5. Step 5: Solve for x
    x = 238,884,794,904.59/546,278.06
  6. Step 6: Final answer
    x = 437,295.24

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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.