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Finding the Fourth Proportional to 597,197.80, 895,796.70 and 153,965.80

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Solution

The fourth proportional to 597,197.80, 895,796.70 and 153,965.80 is: 230,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,197.80 : 895,796.70 = 153,965.80 : x
  2. Step 2: Convert to fraction form
    597,197.80/895,796.70 = 153,965.80/x
  3. Step 3: Cross multiply
    597,197.80x = 895,796.70 × 153,965.80
  4. Step 4: Simplify right side
    597,197.80x = 137,922,055,552.86
  5. Step 5: Solve for x
    x = 137,922,055,552.86/597,197.80
  6. Step 6: Final answer
    x = 230,948.70

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Half scale
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Double scale
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Similar ratio
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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.