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Finding the Fourth Proportional to 444,077.64, 612,811.98 and 253,152.54

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Solution

The fourth proportional to 444,077.64, 612,811.98 and 253,152.54 is: 349,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,077.64 : 612,811.98 = 253,152.54 : x
  2. Step 2: Convert to fraction form
    444,077.64/612,811.98 = 253,152.54/x
  3. Step 3: Cross multiply
    444,077.64x = 612,811.98 × 253,152.54
  4. Step 4: Simplify right side
    444,077.64x = 155,134,909,279.43
  5. Step 5: Solve for x
    x = 155,134,909,279.43/444,077.64
  6. Step 6: Final answer
    x = 349,341.86

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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.