Home / 549,077.40-824,076.90-268,834.20

Finding the Fourth Proportional to 549,077.40, 824,076.90 and 268,834.20

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Solution

The fourth proportional to 549,077.40, 824,076.90 and 268,834.20 is: 403,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,077.40 : 824,076.90 = 268,834.20 : x
  2. Step 2: Convert to fraction form
    549,077.40/824,076.90 = 268,834.20/x
  3. Step 3: Cross multiply
    549,077.40x = 824,076.90 × 268,834.20
  4. Step 4: Simplify right side
    549,077.40x = 221,540,054,149.98
  5. Step 5: Solve for x
    x = 221,540,054,149.98/549,077.40
  6. Step 6: Final answer
    x = 403,476.91

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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.