Home / 346,474.20-519,452.10-188,880.60

Finding the Fourth Proportional to 346,474.20, 519,452.10 and 188,880.60

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Solution

The fourth proportional to 346,474.20, 519,452.10 and 188,880.60 is: 283,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,474.20 : 519,452.10 = 188,880.60 : x
  2. Step 2: Convert to fraction form
    346,474.20/519,452.10 = 188,880.60/x
  3. Step 3: Cross multiply
    346,474.20x = 519,452.10 × 188,880.60
  4. Step 4: Simplify right side
    346,474.20x = 98,114,424,319.26
  5. Step 5: Solve for x
    x = 98,114,424,319.26/346,474.20
  6. Step 6: Final answer
    x = 283,179.60

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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.