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Finding the Fourth Proportional to 317,089.83, 475,001.01 and 190,660.84

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Solution

The fourth proportional to 317,089.83, 475,001.01 and 190,660.84 is: 285,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,089.83 : 475,001.01 = 190,660.84 : x
  2. Step 2: Convert to fraction form
    317,089.83/475,001.01 = 190,660.84/x
  3. Step 3: Cross multiply
    317,089.83x = 475,001.01 × 190,660.84
  4. Step 4: Simplify right side
    317,089.83x = 90,564,092,161.20
  5. Step 5: Solve for x
    x = 90,564,092,161.20/317,089.83
  6. Step 6: Final answer
    x = 285,610.21

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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.