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Finding the Fourth Proportional to 243,937.58, 365,695.91 and 117,403.76

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Solution

The fourth proportional to 243,937.58, 365,695.91 and 117,403.76 is: 176,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,937.58 : 365,695.91 = 117,403.76 : x
  2. Step 2: Convert to fraction form
    243,937.58/365,695.91 = 117,403.76/x
  3. Step 3: Cross multiply
    243,937.58x = 365,695.91 × 117,403.76
  4. Step 4: Simplify right side
    243,937.58x = 42,934,072,435.12
  5. Step 5: Solve for x
    x = 42,934,072,435.12/243,937.58
  6. Step 6: Final answer
    x = 176,004.34

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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.