Home / 898,157.85-1,347,236.78-614,722.65

Finding the Fourth Proportional to 898,157.85, 1,347,236.78 and 614,722.65

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Solution

The fourth proportional to 898,157.85, 1,347,236.78 and 614,722.65 is: 922,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157.85 : 1,347,236.78 = 614,722.65 : x
  2. Step 2: Convert to fraction form
    898,157.85/1,347,236.78 = 614,722.65/x
  3. Step 3: Cross multiply
    898,157.85x = 1,347,236.78 × 614,722.65
  4. Step 4: Simplify right side
    898,157.85x = 828,176,960,505.45
  5. Step 5: Solve for x
    x = 828,176,960,505.45/898,157.85
  6. Step 6: Final answer
    x = 922,083.98

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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.