Home / 591,009.04-886,513.52-147,777.04

Finding the Fourth Proportional to 591,009.04, 886,513.52 and 147,777.04

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Solution

The fourth proportional to 591,009.04, 886,513.52 and 147,777.04 is: 221,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,009.04 : 886,513.52 = 147,777.04 : x
  2. Step 2: Convert to fraction form
    591,009.04/886,513.52 = 147,777.04/x
  3. Step 3: Cross multiply
    591,009.04x = 886,513.52 × 147,777.04
  4. Step 4: Simplify right side
    591,009.04x = 131,006,343,905.58
  5. Step 5: Solve for x
    x = 131,006,343,905.58/591,009.04
  6. Step 6: Final answer
    x = 221,665.55

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Double scale
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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.