Home / 346,325.20-519,633.60-188,666.80

Finding the Fourth Proportional to 346,325.20, 519,633.60 and 188,666.80

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Solution

The fourth proportional to 346,325.20, 519,633.60 and 188,666.80 is: 283,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,325.20 : 519,633.60 = 188,666.80 : x
  2. Step 2: Convert to fraction form
    346,325.20/519,633.60 = 188,666.80/x
  3. Step 3: Cross multiply
    346,325.20x = 519,633.60 × 188,666.80
  4. Step 4: Simplify right side
    346,325.20x = 98,037,608,484.48
  5. Step 5: Solve for x
    x = 98,037,608,484.48/346,325.20
  6. Step 6: Final answer
    x = 283,079.63

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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.