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Finding the Fourth Proportional to 261,377.14, 360,827.22 and 175,304.74

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Solution

The fourth proportional to 261,377.14, 360,827.22 and 175,304.74 is: 242,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,377.14 : 360,827.22 = 175,304.74 : x
  2. Step 2: Convert to fraction form
    261,377.14/360,827.22 = 175,304.74/x
  3. Step 3: Cross multiply
    261,377.14x = 360,827.22 × 175,304.74
  4. Step 4: Simplify right side
    261,377.14x = 63,254,721,987.02
  5. Step 5: Solve for x
    x = 63,254,721,987.02/261,377.14
  6. Step 6: Final answer
    x = 242,005.56

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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.