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Finding the Fourth Proportional to 146,801.10, 205,988.10 and 146,801.10

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Solution

The fourth proportional to 146,801.10, 205,988.10 and 146,801.10 is: 205,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,801.10 : 205,988.10 = 146,801.10 : x
  2. Step 2: Convert to fraction form
    146,801.10/205,988.10 = 146,801.10/x
  3. Step 3: Cross multiply
    146,801.10x = 205,988.10 × 146,801.10
  4. Step 4: Simplify right side
    146,801.10x = 30,239,279,666.91
  5. Step 5: Solve for x
    x = 30,239,279,666.91/146,801.10
  6. Step 6: Final answer
    x = 205,988.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.