Home / 775,957.60-1,070,811.16-436,425.85

Finding the Fourth Proportional to 775,957.60, 1,070,811.16 and 436,425.85

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Solution

The fourth proportional to 775,957.60, 1,070,811.16 and 436,425.85 is: 602,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,957.60 : 1,070,811.16 = 436,425.85 : x
  2. Step 2: Convert to fraction form
    775,957.60/1,070,811.16 = 436,425.85/x
  3. Step 3: Cross multiply
    775,957.60x = 1,070,811.16 × 436,425.85
  4. Step 4: Simplify right side
    775,957.60x = 467,329,670,692.49
  5. Step 5: Solve for x
    x = 467,329,670,692.49/775,957.60
  6. Step 6: Final answer
    x = 602,261.86

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Double scale
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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.