Home / 319,248.11-440,565.45-176,013.29

Finding the Fourth Proportional to 319,248.11, 440,565.45 and 176,013.29

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Solution

The fourth proportional to 319,248.11, 440,565.45 and 176,013.29 is: 242,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,248.11 : 440,565.45 = 176,013.29 : x
  2. Step 2: Convert to fraction form
    319,248.11/440,565.45 = 176,013.29/x
  3. Step 3: Cross multiply
    319,248.11x = 440,565.45 × 176,013.29
  4. Step 4: Simplify right side
    319,248.11x = 77,545,374,314.83
  5. Step 5: Solve for x
    x = 77,545,374,314.83/319,248.11
  6. Step 6: Final answer
    x = 242,900.03

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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.