Home / 343,968.12-474,677.82-193,065.12

Finding the Fourth Proportional to 343,968.12, 474,677.82 and 193,065.12

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Solution

The fourth proportional to 343,968.12, 474,677.82 and 193,065.12 is: 266,430.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,968.12 : 474,677.82 = 193,065.12 : x
  2. Step 2: Convert to fraction form
    343,968.12/474,677.82 = 193,065.12/x
  3. Step 3: Cross multiply
    343,968.12x = 474,677.82 × 193,065.12
  4. Step 4: Simplify right side
    343,968.12x = 91,643,730,279.64
  5. Step 5: Solve for x
    x = 91,643,730,279.64/343,968.12
  6. Step 6: Final answer
    x = 266,430.88

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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.