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Finding the Fourth Proportional to 235,277.65, 324,656.80 and 133,281.27

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Solution

The fourth proportional to 235,277.65, 324,656.80 and 133,281.27 is: 183,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,277.65 : 324,656.80 = 133,281.27 : x
  2. Step 2: Convert to fraction form
    235,277.65/324,656.80 = 133,281.27/x
  3. Step 3: Cross multiply
    235,277.65x = 324,656.80 × 133,281.27
  4. Step 4: Simplify right side
    235,277.65x = 43,270,668,328.45
  5. Step 5: Solve for x
    x = 43,270,668,328.45/235,277.65
  6. Step 6: Final answer
    x = 183,913.22

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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.