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Finding the Fourth Proportional to 213,117.11, 294,101.01 and 117,623.13

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Solution

The fourth proportional to 213,117.11, 294,101.01 and 117,623.13 is: 162,319.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,117.11 : 294,101.01 = 117,623.13 : x
  2. Step 2: Convert to fraction form
    213,117.11/294,101.01 = 117,623.13/x
  3. Step 3: Cross multiply
    213,117.11x = 294,101.01 × 117,623.13
  4. Step 4: Simplify right side
    213,117.11x = 34,593,081,332.36
  5. Step 5: Solve for x
    x = 34,593,081,332.36/213,117.11
  6. Step 6: Final answer
    x = 162,319.59

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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.