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Finding the Fourth Proportional to 235,237.86, 352,678.23 and 121,262.83

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Solution

The fourth proportional to 235,237.86, 352,678.23 and 121,262.83 is: 181,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,237.86 : 352,678.23 = 121,262.83 : x
  2. Step 2: Convert to fraction form
    235,237.86/352,678.23 = 121,262.83/x
  3. Step 3: Cross multiply
    235,237.86x = 352,678.23 × 121,262.83
  4. Step 4: Simplify right side
    235,237.86x = 42,766,759,082.58
  5. Step 5: Solve for x
    x = 42,766,759,082.58/235,237.86
  6. Step 6: Final answer
    x = 181,802.19

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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.