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Finding the Fourth Proportional to 235,365.36, 324,804.78 and 127,935.24

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Solution

The fourth proportional to 235,365.36, 324,804.78 and 127,935.24 is: 176,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,365.36 : 324,804.78 = 127,935.24 : x
  2. Step 2: Convert to fraction form
    235,365.36/324,804.78 = 127,935.24/x
  3. Step 3: Cross multiply
    235,365.36x = 324,804.78 × 127,935.24
  4. Step 4: Simplify right side
    235,365.36x = 41,553,977,482.45
  5. Step 5: Solve for x
    x = 41,553,977,482.45/235,365.36
  6. Step 6: Final answer
    x = 176,550.95

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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.