Home / 345,195.38-476,368.12-192,235.39

Finding the Fourth Proportional to 345,195.38, 476,368.12 and 192,235.39

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Solution

The fourth proportional to 345,195.38, 476,368.12 and 192,235.39 is: 265,284.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,195.38 : 476,368.12 = 192,235.39 : x
  2. Step 2: Convert to fraction form
    345,195.38/476,368.12 = 192,235.39/x
  3. Step 3: Cross multiply
    345,195.38x = 476,368.12 × 192,235.39
  4. Step 4: Simplify right side
    345,195.38x = 91,574,810,381.14
  5. Step 5: Solve for x
    x = 91,574,810,381.14/345,195.38
  6. Step 6: Final answer
    x = 265,284.00

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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.