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Finding the Fourth Proportional to 662,689.02, 994,033.51 and 164,053.02

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Solution

The fourth proportional to 662,689.02, 994,033.51 and 164,053.02 is: 246,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,689.02 : 994,033.51 = 164,053.02 : x
  2. Step 2: Convert to fraction form
    662,689.02/994,033.51 = 164,053.02/x
  3. Step 3: Cross multiply
    662,689.02x = 994,033.51 × 164,053.02
  4. Step 4: Simplify right side
    662,689.02x = 163,074,199,296.70
  5. Step 5: Solve for x
    x = 163,074,199,296.70/662,689.02
  6. Step 6: Final answer
    x = 246,079.53

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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.