Home / 969,431.40-1,454,147.10-549,527.40

Finding the Fourth Proportional to 969,431.40, 1,454,147.10 and 549,527.40

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Solution

The fourth proportional to 969,431.40, 1,454,147.10 and 549,527.40 is: 824,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,431.40 : 1,454,147.10 = 549,527.40 : x
  2. Step 2: Convert to fraction form
    969,431.40/1,454,147.10 = 549,527.40/x
  3. Step 3: Cross multiply
    969,431.40x = 1,454,147.10 × 549,527.40
  4. Step 4: Simplify right side
    969,431.40x = 799,093,675,080.54
  5. Step 5: Solve for x
    x = 799,093,675,080.54/969,431.40
  6. Step 6: Final answer
    x = 824,291.10

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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.