Home / 346,194.66-477,729.20-193,242.72

Finding the Fourth Proportional to 346,194.66, 477,729.20 and 193,242.72

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Solution

The fourth proportional to 346,194.66, 477,729.20 and 193,242.72 is: 266,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,194.66 : 477,729.20 = 193,242.72 : x
  2. Step 2: Convert to fraction form
    346,194.66/477,729.20 = 193,242.72/x
  3. Step 3: Cross multiply
    346,194.66x = 477,729.20 × 193,242.72
  4. Step 4: Simplify right side
    346,194.66x = 92,317,690,031.42
  5. Step 5: Solve for x
    x = 92,317,690,031.42/346,194.66
  6. Step 6: Final answer
    x = 266,664.11

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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.