Home / 346,696.68-478,439.04-193,735.25

Finding the Fourth Proportional to 346,696.68, 478,439.04 and 193,735.25

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Solution

The fourth proportional to 346,696.68, 478,439.04 and 193,735.25 is: 267,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,696.68 : 478,439.04 = 193,735.25 : x
  2. Step 2: Convert to fraction form
    346,696.68/478,439.04 = 193,735.25/x
  3. Step 3: Cross multiply
    346,696.68x = 478,439.04 × 193,735.25
  4. Step 4: Simplify right side
    346,696.68x = 92,690,504,631.96
  5. Step 5: Solve for x
    x = 92,690,504,631.96/346,696.68
  6. Step 6: Final answer
    x = 267,353.31

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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.