Home / 696,056.60-1,044,084.90-381,128.60

Finding the Fourth Proportional to 696,056.60, 1,044,084.90 and 381,128.60

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Solution

The fourth proportional to 696,056.60, 1,044,084.90 and 381,128.60 is: 571,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,056.60 : 1,044,084.90 = 381,128.60 : x
  2. Step 2: Convert to fraction form
    696,056.60/1,044,084.90 = 381,128.60/x
  3. Step 3: Cross multiply
    696,056.60x = 1,044,084.90 × 381,128.60
  4. Step 4: Simplify right side
    696,056.60x = 397,930,616,218.14
  5. Step 5: Solve for x
    x = 397,930,616,218.14/696,056.60
  6. Step 6: Final answer
    x = 571,692.90

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Similar ratio
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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.