Home / 933,062.40-1,399,593.60-612,345.60

Finding the Fourth Proportional to 933,062.40, 1,399,593.60 and 612,345.60

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Solution

The fourth proportional to 933,062.40, 1,399,593.60 and 612,345.60 is: 918,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,062.40 : 1,399,593.60 = 612,345.60 : x
  2. Step 2: Convert to fraction form
    933,062.40/1,399,593.60 = 612,345.60/x
  3. Step 3: Cross multiply
    933,062.40x = 1,399,593.60 × 612,345.60
  4. Step 4: Simplify right side
    933,062.40x = 857,034,982,748.16
  5. Step 5: Solve for x
    x = 857,034,982,748.16/933,062.40
  6. Step 6: Final answer
    x = 918,518.40

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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.