Home / 549,266.20-823,899.30-194,291.80

Finding the Fourth Proportional to 549,266.20, 823,899.30 and 194,291.80

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Solution

The fourth proportional to 549,266.20, 823,899.30 and 194,291.80 is: 291,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,266.20 : 823,899.30 = 194,291.80 : x
  2. Step 2: Convert to fraction form
    549,266.20/823,899.30 = 194,291.80/x
  3. Step 3: Cross multiply
    549,266.20x = 823,899.30 × 194,291.80
  4. Step 4: Simplify right side
    549,266.20x = 160,076,878,015.74
  5. Step 5: Solve for x
    x = 160,076,878,015.74/549,266.20
  6. Step 6: Final answer
    x = 291,437.70

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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.