Home / 346,696.13-478,431.50-193,735.58

Finding the Fourth Proportional to 346,696.13, 478,431.50 and 193,735.58

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Solution

The fourth proportional to 346,696.13, 478,431.50 and 193,735.58 is: 267,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,696.13 : 478,431.50 = 193,735.58 : x
  2. Step 2: Convert to fraction form
    346,696.13/478,431.50 = 193,735.58/x
  3. Step 3: Cross multiply
    346,696.13x = 478,431.50 × 193,735.58
  4. Step 4: Simplify right side
    346,696.13x = 92,689,200,781.93
  5. Step 5: Solve for x
    x = 92,689,200,781.93/346,696.13
  6. Step 6: Final answer
    x = 267,349.97

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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.