Home / 346,745.33-478,499.06-193,784.19

Finding the Fourth Proportional to 346,745.33, 478,499.06 and 193,784.19

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Solution

The fourth proportional to 346,745.33, 478,499.06 and 193,784.19 is: 267,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,745.33 : 478,499.06 = 193,784.19 : x
  2. Step 2: Convert to fraction form
    346,745.33/478,499.06 = 193,784.19/x
  3. Step 3: Cross multiply
    346,745.33x = 478,499.06 × 193,784.19
  4. Step 4: Simplify right side
    346,745.33x = 92,725,552,757.86
  5. Step 5: Solve for x
    x = 92,725,552,757.86/346,745.33
  6. Step 6: Final answer
    x = 267,416.88

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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.