Home / 826,095.60-1,239,143.40-494,319.60

Finding the Fourth Proportional to 826,095.60, 1,239,143.40 and 494,319.60

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Solution

The fourth proportional to 826,095.60, 1,239,143.40 and 494,319.60 is: 741,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,095.60 : 1,239,143.40 = 494,319.60 : x
  2. Step 2: Convert to fraction form
    826,095.60/1,239,143.40 = 494,319.60/x
  3. Step 3: Cross multiply
    826,095.60x = 1,239,143.40 × 494,319.60
  4. Step 4: Simplify right side
    826,095.60x = 612,532,869,830.64
  5. Step 5: Solve for x
    x = 612,532,869,830.64/826,095.60
  6. Step 6: Final answer
    x = 741,479.40

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Half scale
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Double scale
Find fourth proportional to 826,096.60, 1,239,144.90 and 494,320.60
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.