Home / 651,385.56-977,540.04-296,445.18

Finding the Fourth Proportional to 651,385.56, 977,540.04 and 296,445.18

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Solution

The fourth proportional to 651,385.56, 977,540.04 and 296,445.18 is: 444,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,385.56 : 977,540.04 = 296,445.18 : x
  2. Step 2: Convert to fraction form
    651,385.56/977,540.04 = 296,445.18/x
  3. Step 3: Cross multiply
    651,385.56x = 977,540.04 × 296,445.18
  4. Step 4: Simplify right side
    651,385.56x = 289,787,033,115.01
  5. Step 5: Solve for x
    x = 289,787,033,115.01/651,385.56
  6. Step 6: Final answer
    x = 444,877.89

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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.