Home / 724,364.20-1,085,881.08-250,718.32

Finding the Fourth Proportional to 724,364.20, 1,085,881.08 and 250,718.32

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Solution

The fourth proportional to 724,364.20, 1,085,881.08 and 250,718.32 is: 375,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,364.20 : 1,085,881.08 = 250,718.32 : x
  2. Step 2: Convert to fraction form
    724,364.20/1,085,881.08 = 250,718.32/x
  3. Step 3: Cross multiply
    724,364.20x = 1,085,881.08 × 250,718.32
  4. Step 4: Simplify right side
    724,364.20x = 272,250,280,097.39
  5. Step 5: Solve for x
    x = 272,250,280,097.39/724,364.20
  6. Step 6: Final answer
    x = 375,847.23

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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.