Home / 346,176.40-477,727.08-193,229.20

Finding the Fourth Proportional to 346,176.40, 477,727.08 and 193,229.20

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Solution

The fourth proportional to 346,176.40, 477,727.08 and 193,229.20 is: 266,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,176.40 : 477,727.08 = 193,229.20 : x
  2. Step 2: Convert to fraction form
    346,176.40/477,727.08 = 193,229.20/x
  3. Step 3: Cross multiply
    346,176.40x = 477,727.08 × 193,229.20
  4. Step 4: Simplify right side
    346,176.40x = 92,310,821,486.74
  5. Step 5: Solve for x
    x = 92,310,821,486.74/346,176.40
  6. Step 6: Final answer
    x = 266,658.33

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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.