Home / 343,603.28-474,196.20-192,710

Finding the Fourth Proportional to 343,603.28, 474,196.20 and 192,710

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Solution

The fourth proportional to 343,603.28, 474,196.20 and 192,710 is: 265,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,603.28 : 474,196.20 = 192,710 : x
  2. Step 2: Convert to fraction form
    343,603.28/474,196.20 = 192,710/x
  3. Step 3: Cross multiply
    343,603.28x = 474,196.20 × 192,710
  4. Step 4: Simplify right side
    343,603.28x = 91,382,349,702
  5. Step 5: Solve for x
    x = 91,382,349,702/343,603.28
  6. Step 6: Final answer
    x = 265,953.08

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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.