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Finding the Fourth Proportional to 588,802.80, 883,204.20 and 145,570.80

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Solution

The fourth proportional to 588,802.80, 883,204.20 and 145,570.80 is: 218,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,802.80 : 883,204.20 = 145,570.80 : x
  2. Step 2: Convert to fraction form
    588,802.80/883,204.20 = 145,570.80/x
  3. Step 3: Cross multiply
    588,802.80x = 883,204.20 × 145,570.80
  4. Step 4: Simplify right side
    588,802.80x = 128,568,741,957.36
  5. Step 5: Solve for x
    x = 128,568,741,957.36/588,802.80
  6. Step 6: Final answer
    x = 218,356.20

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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.