Home / 591,200.16-815,921.28-336,510.24

Finding the Fourth Proportional to 591,200.16, 815,921.28 and 336,510.24

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Solution

The fourth proportional to 591,200.16, 815,921.28 and 336,510.24 is: 464,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,200.16 : 815,921.28 = 336,510.24 : x
  2. Step 2: Convert to fraction form
    591,200.16/815,921.28 = 336,510.24/x
  3. Step 3: Cross multiply
    591,200.16x = 815,921.28 × 336,510.24
  4. Step 4: Simplify right side
    591,200.16x = 274,565,865,753.91
  5. Step 5: Solve for x
    x = 274,565,865,753.91/591,200.16
  6. Step 6: Final answer
    x = 464,421.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.