Home / 346,546.26-478,230.10-193,599.78

Finding the Fourth Proportional to 346,546.26, 478,230.10 and 193,599.78

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Solution

The fourth proportional to 346,546.26, 478,230.10 and 193,599.78 is: 267,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,546.26 : 478,230.10 = 193,599.78 : x
  2. Step 2: Convert to fraction form
    346,546.26/478,230.10 = 193,599.78/x
  3. Step 3: Cross multiply
    346,546.26x = 478,230.10 × 193,599.78
  4. Step 4: Simplify right side
    346,546.26x = 92,585,241,665.38
  5. Step 5: Solve for x
    x = 92,585,241,665.38/346,546.26
  6. Step 6: Final answer
    x = 267,165.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.