Home / 702,819.60-1,054,229.40-348,525.60

Finding the Fourth Proportional to 702,819.60, 1,054,229.40 and 348,525.60

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Solution

The fourth proportional to 702,819.60, 1,054,229.40 and 348,525.60 is: 522,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,819.60 : 1,054,229.40 = 348,525.60 : x
  2. Step 2: Convert to fraction form
    702,819.60/1,054,229.40 = 348,525.60/x
  3. Step 3: Cross multiply
    702,819.60x = 1,054,229.40 × 348,525.60
  4. Step 4: Simplify right side
    702,819.60x = 367,425,934,172.64
  5. Step 5: Solve for x
    x = 367,425,934,172.64/702,819.60
  6. Step 6: Final answer
    x = 522,788.40

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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.