Home / 941,695.60-1,412,543.40-658,260.40

Finding the Fourth Proportional to 941,695.60, 1,412,543.40 and 658,260.40

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Solution

The fourth proportional to 941,695.60, 1,412,543.40 and 658,260.40 is: 987,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,695.60 : 1,412,543.40 = 658,260.40 : x
  2. Step 2: Convert to fraction form
    941,695.60/1,412,543.40 = 658,260.40/x
  3. Step 3: Cross multiply
    941,695.60x = 1,412,543.40 × 658,260.40
  4. Step 4: Simplify right side
    941,695.60x = 929,821,383,501.36
  5. Step 5: Solve for x
    x = 929,821,383,501.36/941,695.60
  6. Step 6: Final answer
    x = 987,390.60

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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.