Home / 651,249.20-977,165.40-296,080.40

Finding the Fourth Proportional to 651,249.20, 977,165.40 and 296,080.40

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Solution

The fourth proportional to 651,249.20, 977,165.40 and 296,080.40 is: 444,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,249.20 : 977,165.40 = 296,080.40 : x
  2. Step 2: Convert to fraction form
    651,249.20/977,165.40 = 296,080.40/x
  3. Step 3: Cross multiply
    651,249.20x = 977,165.40 × 296,080.40
  4. Step 4: Simplify right side
    651,249.20x = 289,319,522,498.16
  5. Step 5: Solve for x
    x = 289,319,522,498.16/651,249.20
  6. Step 6: Final answer
    x = 444,253.17

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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.