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Finding the Fourth Proportional to 260,196.58, 358,939.74 and 174,159.22

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Solution

The fourth proportional to 260,196.58, 358,939.74 and 174,159.22 is: 240,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,196.58 : 358,939.74 = 174,159.22 : x
  2. Step 2: Convert to fraction form
    260,196.58/358,939.74 = 174,159.22/x
  3. Step 3: Cross multiply
    260,196.58x = 358,939.74 × 174,159.22
  4. Step 4: Simplify right side
    260,196.58x = 62,512,665,145.40
  5. Step 5: Solve for x
    x = 62,512,665,145.40/260,196.58
  6. Step 6: Final answer
    x = 240,251.68

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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.