Home / 456,170.34-682,560.57-286,900.18

Finding the Fourth Proportional to 456,170.34, 682,560.57 and 286,900.18

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Solution

The fourth proportional to 456,170.34, 682,560.57 and 286,900.18 is: 429,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,170.34 : 682,560.57 = 286,900.18 : x
  2. Step 2: Convert to fraction form
    456,170.34/682,560.57 = 286,900.18/x
  3. Step 3: Cross multiply
    456,170.34x = 682,560.57 × 286,900.18
  4. Step 4: Simplify right side
    456,170.34x = 195,826,750,393.90
  5. Step 5: Solve for x
    x = 195,826,750,393.90/456,170.34
  6. Step 6: Final answer
    x = 429,284.27

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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.