Home / 589,314.60-883,971.90-195,330.60

Finding the Fourth Proportional to 589,314.60, 883,971.90 and 195,330.60

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Solution

The fourth proportional to 589,314.60, 883,971.90 and 195,330.60 is: 292,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,314.60 : 883,971.90 = 195,330.60 : x
  2. Step 2: Convert to fraction form
    589,314.60/883,971.90 = 195,330.60/x
  3. Step 3: Cross multiply
    589,314.60x = 883,971.90 × 195,330.60
  4. Step 4: Simplify right side
    589,314.60x = 172,666,761,610.14
  5. Step 5: Solve for x
    x = 172,666,761,610.14/589,314.60
  6. Step 6: Final answer
    x = 292,995.90

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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.