Home / 346,101.80-477,621.57-193,146.47

Finding the Fourth Proportional to 346,101.80, 477,621.57 and 193,146.47

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Solution

The fourth proportional to 346,101.80, 477,621.57 and 193,146.47 is: 266,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,101.80 : 477,621.57 = 193,146.47 : x
  2. Step 2: Convert to fraction form
    346,101.80/477,621.57 = 193,146.47/x
  3. Step 3: Cross multiply
    346,101.80x = 477,621.57 × 193,146.47
  4. Step 4: Simplify right side
    346,101.80x = 92,250,916,887.52
  5. Step 5: Solve for x
    x = 92,250,916,887.52/346,101.80
  6. Step 6: Final answer
    x = 266,542.72

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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.