Home / 549,307.04-823,963.20-194,321.36

Finding the Fourth Proportional to 549,307.04, 823,963.20 and 194,321.36

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Solution

The fourth proportional to 549,307.04, 823,963.20 and 194,321.36 is: 291,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,307.04 : 823,963.20 = 194,321.36 : x
  2. Step 2: Convert to fraction form
    549,307.04/823,963.20 = 194,321.36/x
  3. Step 3: Cross multiply
    549,307.04x = 823,963.20 × 194,321.36
  4. Step 4: Simplify right side
    549,307.04x = 160,113,649,613.95
  5. Step 5: Solve for x
    x = 160,113,649,613.95/549,307.04
  6. Step 6: Final answer
    x = 291,482.97

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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.