Home / 411,400.60-617,146.28-130,852.24

Finding the Fourth Proportional to 411,400.60, 617,146.28 and 130,852.24

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Solution

The fourth proportional to 411,400.60, 617,146.28 and 130,852.24 is: 196,292.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,400.60 : 617,146.28 = 130,852.24 : x
  2. Step 2: Convert to fraction form
    411,400.60/617,146.28 = 130,852.24/x
  3. Step 3: Cross multiply
    411,400.60x = 617,146.28 × 130,852.24
  4. Step 4: Simplify right side
    411,400.60x = 80,754,973,145.67
  5. Step 5: Solve for x
    x = 80,754,973,145.67/411,400.60
  6. Step 6: Final answer
    x = 196,292.79

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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.