Home / 346,206.25-477,766.07-187,230.25

Finding the Fourth Proportional to 346,206.25, 477,766.07 and 187,230.25

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Solution

The fourth proportional to 346,206.25, 477,766.07 and 187,230.25 is: 258,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,206.25 : 477,766.07 = 187,230.25 : x
  2. Step 2: Convert to fraction form
    346,206.25/477,766.07 = 187,230.25/x
  3. Step 3: Cross multiply
    346,206.25x = 477,766.07 × 187,230.25
  4. Step 4: Simplify right side
    346,206.25x = 89,452,260,727.62
  5. Step 5: Solve for x
    x = 89,452,260,727.62/346,206.25
  6. Step 6: Final answer
    x = 258,378.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.