Home / 356,368.68-491,801.03-195,223.69

Finding the Fourth Proportional to 356,368.68, 491,801.03 and 195,223.69

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Solution

The fourth proportional to 356,368.68, 491,801.03 and 195,223.69 is: 269,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,368.68 : 491,801.03 = 195,223.69 : x
  2. Step 2: Convert to fraction form
    356,368.68/491,801.03 = 195,223.69/x
  3. Step 3: Cross multiply
    356,368.68x = 491,801.03 × 195,223.69
  4. Step 4: Simplify right side
    356,368.68x = 96,011,209,616.78
  5. Step 5: Solve for x
    x = 96,011,209,616.78/356,368.68
  6. Step 6: Final answer
    x = 269,415.40

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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.