Home / 326,962.17-451,193.40-191,008.71

Finding the Fourth Proportional to 326,962.17, 451,193.40 and 191,008.71

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Solution

The fourth proportional to 326,962.17, 451,193.40 and 191,008.71 is: 263,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,962.17 : 451,193.40 = 191,008.71 : x
  2. Step 2: Convert to fraction form
    326,962.17/451,193.40 = 191,008.71/x
  3. Step 3: Cross multiply
    326,962.17x = 451,193.40 × 191,008.71
  4. Step 4: Simplify right side
    326,962.17x = 86,181,869,294.51
  5. Step 5: Solve for x
    x = 86,181,869,294.51/326,962.17
  6. Step 6: Final answer
    x = 263,583.61

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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.