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Finding the Fourth Proportional to 201,306.39, 277,806.30 and 110,666.16

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Solution

The fourth proportional to 201,306.39, 277,806.30 and 110,666.16 is: 152,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,306.39 : 277,806.30 = 110,666.16 : x
  2. Step 2: Convert to fraction form
    201,306.39/277,806.30 = 110,666.16/x
  3. Step 3: Cross multiply
    201,306.39x = 277,806.30 × 110,666.16
  4. Step 4: Simplify right side
    201,306.39x = 30,743,756,444.81
  5. Step 5: Solve for x
    x = 30,743,756,444.81/201,306.39
  6. Step 6: Final answer
    x = 152,721.21

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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.