Home / 585,986.60-878,864.70-192,002.60

Finding the Fourth Proportional to 585,986.60, 878,864.70 and 192,002.60

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Solution

The fourth proportional to 585,986.60, 878,864.70 and 192,002.60 is: 287,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,986.60 : 878,864.70 = 192,002.60 : x
  2. Step 2: Convert to fraction form
    585,986.60/878,864.70 = 192,002.60/x
  3. Step 3: Cross multiply
    585,986.60x = 878,864.70 × 192,002.60
  4. Step 4: Simplify right side
    585,986.60x = 168,744,307,448.22
  5. Step 5: Solve for x
    x = 168,744,307,448.22/585,986.60
  6. Step 6: Final answer
    x = 287,966.15

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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.