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Finding the Fourth Proportional to 241,420.71, 333,154.20 and 133,987.98

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Solution

The fourth proportional to 241,420.71, 333,154.20 and 133,987.98 is: 184,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,420.71 : 333,154.20 = 133,987.98 : x
  2. Step 2: Convert to fraction form
    241,420.71/333,154.20 = 133,987.98/x
  3. Step 3: Cross multiply
    241,420.71x = 333,154.20 × 133,987.98
  4. Step 4: Simplify right side
    241,420.71x = 44,638,658,286.52
  5. Step 5: Solve for x
    x = 44,638,658,286.52/241,420.71
  6. Step 6: Final answer
    x = 184,899.87

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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.