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Finding the Fourth Proportional to 243,332.26, 364,969.59 and 74,852.26

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Solution

The fourth proportional to 243,332.26, 364,969.59 and 74,852.26 is: 112,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,332.26 : 364,969.59 = 74,852.26 : x
  2. Step 2: Convert to fraction form
    243,332.26/364,969.59 = 74,852.26/x
  3. Step 3: Cross multiply
    243,332.26x = 364,969.59 × 74,852.26
  4. Step 4: Simplify right side
    243,332.26x = 27,318,798,642.77
  5. Step 5: Solve for x
    x = 27,318,798,642.77/243,332.26
  6. Step 6: Final answer
    x = 112,269.53

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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.