Home / 351,899.22-527,848.94-127,254.63

Finding the Fourth Proportional to 351,899.22, 527,848.94 and 127,254.63

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Solution

The fourth proportional to 351,899.22, 527,848.94 and 127,254.63 is: 190,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,899.22 : 527,848.94 = 127,254.63 : x
  2. Step 2: Convert to fraction form
    351,899.22/527,848.94 = 127,254.63/x
  3. Step 3: Cross multiply
    351,899.22x = 527,848.94 × 127,254.63
  4. Step 4: Simplify right side
    351,899.22x = 67,171,221,555.59
  5. Step 5: Solve for x
    x = 67,171,221,555.59/351,899.22
  6. Step 6: Final answer
    x = 190,881.98

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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.