Home / 882,179.80-1,321,520.10-526,136.20

Finding the Fourth Proportional to 882,179.80, 1,321,520.10 and 526,136.20

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Solution

The fourth proportional to 882,179.80, 1,321,520.10 and 526,136.20 is: 788,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,179.80 : 1,321,520.10 = 526,136.20 : x
  2. Step 2: Convert to fraction form
    882,179.80/1,321,520.10 = 526,136.20/x
  3. Step 3: Cross multiply
    882,179.80x = 1,321,520.10 × 526,136.20
  4. Step 4: Simplify right side
    882,179.80x = 695,299,563,637.62
  5. Step 5: Solve for x
    x = 695,299,563,637.62/882,179.80
  6. Step 6: Final answer
    x = 788,160.83

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Double scale
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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.