Home / 346,327.20-519,231.60-188,733.60

Finding the Fourth Proportional to 346,327.20, 519,231.60 and 188,733.60

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Solution

The fourth proportional to 346,327.20, 519,231.60 and 188,733.60 is: 282,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,327.20 : 519,231.60 = 188,733.60 : x
  2. Step 2: Convert to fraction form
    346,327.20/519,231.60 = 188,733.60/x
  3. Step 3: Cross multiply
    346,327.20x = 519,231.60 × 188,733.60
  4. Step 4: Simplify right side
    346,327.20x = 97,996,449,101.76
  5. Step 5: Solve for x
    x = 97,996,449,101.76/346,327.20
  6. Step 6: Final answer
    x = 282,959.15

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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.