Home / 319,763.30-441,261.69-176,522.90

Finding the Fourth Proportional to 319,763.30, 441,261.69 and 176,522.90

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Solution

The fourth proportional to 319,763.30, 441,261.69 and 176,522.90 is: 243,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,763.30 : 441,261.69 = 176,522.90 : x
  2. Step 2: Convert to fraction form
    319,763.30/441,261.69 = 176,522.90/x
  3. Step 3: Cross multiply
    319,763.30x = 441,261.69 × 176,522.90
  4. Step 4: Simplify right side
    319,763.30x = 77,892,793,177.70
  5. Step 5: Solve for x
    x = 77,892,793,177.70/319,763.30
  6. Step 6: Final answer
    x = 243,595.16

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1.5x scale

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.