Home / 346,510.38-478,179.18-193,550.70

Finding the Fourth Proportional to 346,510.38, 478,179.18 and 193,550.70

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Solution

The fourth proportional to 346,510.38, 478,179.18 and 193,550.70 is: 267,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,510.38 : 478,179.18 = 193,550.70 : x
  2. Step 2: Convert to fraction form
    346,510.38/478,179.18 = 193,550.70/x
  3. Step 3: Cross multiply
    346,510.38x = 478,179.18 × 193,550.70
  4. Step 4: Simplify right side
    346,510.38x = 92,551,915,014.43
  5. Step 5: Solve for x
    x = 92,551,915,014.43/346,510.38
  6. Step 6: Final answer
    x = 267,097.09

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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.