Home / 549,310.80-823,966.20-194,725.20

Finding the Fourth Proportional to 549,310.80, 823,966.20 and 194,725.20

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Solution

The fourth proportional to 549,310.80, 823,966.20 and 194,725.20 is: 292,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,310.80 : 823,966.20 = 194,725.20 : x
  2. Step 2: Convert to fraction form
    549,310.80/823,966.20 = 194,725.20/x
  3. Step 3: Cross multiply
    549,310.80x = 823,966.20 × 194,725.20
  4. Step 4: Simplify right side
    549,310.80x = 160,446,983,088.24
  5. Step 5: Solve for x
    x = 160,446,983,088.24/549,310.80
  6. Step 6: Final answer
    x = 292,087.80

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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.