Home / 319,271.85-440,594.78-176,034.15

Finding the Fourth Proportional to 319,271.85, 440,594.78 and 176,034.15

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Solution

The fourth proportional to 319,271.85, 440,594.78 and 176,034.15 is: 242,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,271.85 : 440,594.78 = 176,034.15 : x
  2. Step 2: Convert to fraction form
    319,271.85/440,594.78 = 176,034.15/x
  3. Step 3: Cross multiply
    319,271.85x = 440,594.78 × 176,034.15
  4. Step 4: Simplify right side
    319,271.85x = 77,559,726,711.57
  5. Step 5: Solve for x
    x = 77,559,726,711.57/319,271.85
  6. Step 6: Final answer
    x = 242,926.92

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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.