Home / 683,746.64-1,025,620.69-178,307.18

Finding the Fourth Proportional to 683,746.64, 1,025,620.69 and 178,307.18

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Solution

The fourth proportional to 683,746.64, 1,025,620.69 and 178,307.18 is: 267,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,746.64 : 1,025,620.69 = 178,307.18 : x
  2. Step 2: Convert to fraction form
    683,746.64/1,025,620.69 = 178,307.18/x
  3. Step 3: Cross multiply
    683,746.64x = 1,025,620.69 × 178,307.18
  4. Step 4: Simplify right side
    683,746.64x = 182,875,532,983.55
  5. Step 5: Solve for x
    x = 182,875,532,983.55/683,746.64
  6. Step 6: Final answer
    x = 267,460.96

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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.