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Finding the Fourth Proportional to 364,273.20, 546,409.80 and 245,300.40

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Solution

The fourth proportional to 364,273.20, 546,409.80 and 245,300.40 is: 367,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,273.20 : 546,409.80 = 245,300.40 : x
  2. Step 2: Convert to fraction form
    364,273.20/546,409.80 = 245,300.40/x
  3. Step 3: Cross multiply
    364,273.20x = 546,409.80 × 245,300.40
  4. Step 4: Simplify right side
    364,273.20x = 134,034,542,503.92
  5. Step 5: Solve for x
    x = 134,034,542,503.92/364,273.20
  6. Step 6: Final answer
    x = 367,950.60

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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.