Home / 319,568.02-441,013.10-176,337.30

Finding the Fourth Proportional to 319,568.02, 441,013.10 and 176,337.30

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Solution

The fourth proportional to 319,568.02, 441,013.10 and 176,337.30 is: 243,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,568.02 : 441,013.10 = 176,337.30 : x
  2. Step 2: Convert to fraction form
    319,568.02/441,013.10 = 176,337.30/x
  3. Step 3: Cross multiply
    319,568.02x = 441,013.10 × 176,337.30
  4. Step 4: Simplify right side
    319,568.02x = 77,767,059,318.63
  5. Step 5: Solve for x
    x = 77,767,059,318.63/319,568.02
  6. Step 6: Final answer
    x = 243,350.57

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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.