Home / 319,350.60-479,341.06-169,590.46

Finding the Fourth Proportional to 319,350.60, 479,341.06 and 169,590.46

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Solution

The fourth proportional to 319,350.60, 479,341.06 and 169,590.46 is: 254,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,350.60 : 479,341.06 = 169,590.46 : x
  2. Step 2: Convert to fraction form
    319,350.60/479,341.06 = 169,590.46/x
  3. Step 3: Cross multiply
    319,350.60x = 479,341.06 × 169,590.46
  4. Step 4: Simplify right side
    319,350.60x = 81,291,670,862.29
  5. Step 5: Solve for x
    x = 81,291,670,862.29/319,350.60
  6. Step 6: Final answer
    x = 254,553.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.