Home / 620,867.83-930,799.45-194,184.13

Finding the Fourth Proportional to 620,867.83, 930,799.45 and 194,184.13

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Solution

The fourth proportional to 620,867.83, 930,799.45 and 194,184.13 is: 291,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,867.83 : 930,799.45 = 194,184.13 : x
  2. Step 2: Convert to fraction form
    620,867.83/930,799.45 = 194,184.13/x
  3. Step 3: Cross multiply
    620,867.83x = 930,799.45 × 194,184.13
  4. Step 4: Simplify right side
    620,867.83x = 180,746,481,402.73
  5. Step 5: Solve for x
    x = 180,746,481,402.73/620,867.83
  6. Step 6: Final answer
    x = 291,119.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.