Home / 895,128.60-1,342,692.90-516,696.60

Finding the Fourth Proportional to 895,128.60, 1,342,692.90 and 516,696.60

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Solution

The fourth proportional to 895,128.60, 1,342,692.90 and 516,696.60 is: 775,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,128.60 : 1,342,692.90 = 516,696.60 : x
  2. Step 2: Convert to fraction form
    895,128.60/1,342,692.90 = 516,696.60/x
  3. Step 3: Cross multiply
    895,128.60x = 1,342,692.90 × 516,696.60
  4. Step 4: Simplify right side
    895,128.60x = 693,764,856,274.14
  5. Step 5: Solve for x
    x = 693,764,856,274.14/895,128.60
  6. Step 6: Final answer
    x = 775,044.90

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Double scale
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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.