Home / 879,529.60-1,319,294.40-599,593.60

Finding the Fourth Proportional to 879,529.60, 1,319,294.40 and 599,593.60

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Solution

The fourth proportional to 879,529.60, 1,319,294.40 and 599,593.60 is: 899,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,529.60 : 1,319,294.40 = 599,593.60 : x
  2. Step 2: Convert to fraction form
    879,529.60/1,319,294.40 = 599,593.60/x
  3. Step 3: Cross multiply
    879,529.60x = 1,319,294.40 × 599,593.60
  4. Step 4: Simplify right side
    879,529.60x = 791,040,478,755.84
  5. Step 5: Solve for x
    x = 791,040,478,755.84/879,529.60
  6. Step 6: Final answer
    x = 899,390.40

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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.