Home / 715,411.70-1,073,117.55-182,974.40

Finding the Fourth Proportional to 715,411.70, 1,073,117.55 and 182,974.40

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Solution

The fourth proportional to 715,411.70, 1,073,117.55 and 182,974.40 is: 274,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,411.70 : 1,073,117.55 = 182,974.40 : x
  2. Step 2: Convert to fraction form
    715,411.70/1,073,117.55 = 182,974.40/x
  3. Step 3: Cross multiply
    715,411.70x = 1,073,117.55 × 182,974.40
  4. Step 4: Simplify right side
    715,411.70x = 196,353,039,840.72
  5. Step 5: Solve for x
    x = 196,353,039,840.72/715,411.70
  6. Step 6: Final answer
    x = 274,461.60

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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.