Home / 261,860.41-361,505.46-176,269.40

Finding the Fourth Proportional to 261,860.41, 361,505.46 and 176,269.40

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Solution

The fourth proportional to 261,860.41, 361,505.46 and 176,269.40 is: 243,344.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,860.41 : 361,505.46 = 176,269.40 : x
  2. Step 2: Convert to fraction form
    261,860.41/361,505.46 = 176,269.40/x
  3. Step 3: Cross multiply
    261,860.41x = 361,505.46 × 176,269.40
  4. Step 4: Simplify right side
    261,860.41x = 63,722,350,530.92
  5. Step 5: Solve for x
    x = 63,722,350,530.92/261,860.41
  6. Step 6: Final answer
    x = 243,344.73

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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.