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Finding the Fourth Proportional to 353,050.01, 487,207.03 and 200,117.11

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Solution

The fourth proportional to 353,050.01, 487,207.03 and 200,117.11 is: 276,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,050.01 : 487,207.03 = 200,117.11 : x
  2. Step 2: Convert to fraction form
    353,050.01/487,207.03 = 200,117.11/x
  3. Step 3: Cross multiply
    353,050.01x = 487,207.03 × 200,117.11
  4. Step 4: Simplify right side
    353,050.01x = 97,498,462,815.28
  5. Step 5: Solve for x
    x = 97,498,462,815.28/353,050.01
  6. Step 6: Final answer
    x = 276,160.49

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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.