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Finding the Fourth Proportional to 430,360.50, 593,897.49 and 251,512.50

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Solution

The fourth proportional to 430,360.50, 593,897.49 and 251,512.50 is: 347,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,360.50 : 593,897.49 = 251,512.50 : x
  2. Step 2: Convert to fraction form
    430,360.50/593,897.49 = 251,512.50/x
  3. Step 3: Cross multiply
    430,360.50x = 593,897.49 × 251,512.50
  4. Step 4: Simplify right side
    430,360.50x = 149,372,642,453.63
  5. Step 5: Solve for x
    x = 149,372,642,453.63/430,360.50
  6. Step 6: Final answer
    x = 347,087.25

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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.