Home / 480,557.85-663,153.09-262,771.61

Finding the Fourth Proportional to 480,557.85, 663,153.09 and 262,771.61

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Solution

The fourth proportional to 480,557.85, 663,153.09 and 262,771.61 is: 362,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,557.85 : 663,153.09 = 262,771.61 : x
  2. Step 2: Convert to fraction form
    480,557.85/663,153.09 = 262,771.61/x
  3. Step 3: Cross multiply
    480,557.85x = 663,153.09 × 262,771.61
  4. Step 4: Simplify right side
    480,557.85x = 174,257,801,820.01
  5. Step 5: Solve for x
    x = 174,257,801,820.01/480,557.85
  6. Step 6: Final answer
    x = 362,615.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.