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Finding the Fourth Proportional to 589,083.26, 883,624.90 and 145,851.26

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Solution

The fourth proportional to 589,083.26, 883,624.90 and 145,851.26 is: 218,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,083.26 : 883,624.90 = 145,851.26 : x
  2. Step 2: Convert to fraction form
    589,083.26/883,624.90 = 145,851.26/x
  3. Step 3: Cross multiply
    589,083.26x = 883,624.90 × 145,851.26
  4. Step 4: Simplify right side
    589,083.26x = 128,877,805,032.37
  5. Step 5: Solve for x
    x = 128,877,805,032.37/589,083.26
  6. Step 6: Final answer
    x = 218,776.89

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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.