Home / 734,494.60-1,101,741.90-615,521.80

Finding the Fourth Proportional to 734,494.60, 1,101,741.90 and 615,521.80

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Solution

The fourth proportional to 734,494.60, 1,101,741.90 and 615,521.80 is: 923,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,494.60 : 1,101,741.90 = 615,521.80 : x
  2. Step 2: Convert to fraction form
    734,494.60/1,101,741.90 = 615,521.80/x
  3. Step 3: Cross multiply
    734,494.60x = 1,101,741.90 × 615,521.80
  4. Step 4: Simplify right side
    734,494.60x = 678,146,157,423.42
  5. Step 5: Solve for x
    x = 678,146,157,423.42/734,494.60
  6. Step 6: Final answer
    x = 923,282.70

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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.