Home / 884,057.20-1,326,085.80-579,626.80

Finding the Fourth Proportional to 884,057.20, 1,326,085.80 and 579,626.80

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Solution

The fourth proportional to 884,057.20, 1,326,085.80 and 579,626.80 is: 869,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,057.20 : 1,326,085.80 = 579,626.80 : x
  2. Step 2: Convert to fraction form
    884,057.20/1,326,085.80 = 579,626.80/x
  3. Step 3: Cross multiply
    884,057.20x = 1,326,085.80 × 579,626.80
  4. Step 4: Simplify right side
    884,057.20x = 768,634,868,779.44
  5. Step 5: Solve for x
    x = 768,634,868,779.44/884,057.20
  6. Step 6: Final answer
    x = 869,440.20

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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.