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Finding the Fourth Proportional to 201,019.15, 277,410.27 and 110,384.40

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Solution

The fourth proportional to 201,019.15, 277,410.27 and 110,384.40 is: 152,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,019.15 : 277,410.27 = 110,384.40 : x
  2. Step 2: Convert to fraction form
    201,019.15/277,410.27 = 110,384.40/x
  3. Step 3: Cross multiply
    201,019.15x = 277,410.27 × 110,384.40
  4. Step 4: Simplify right side
    201,019.15x = 30,621,766,207.79
  5. Step 5: Solve for x
    x = 30,621,766,207.79/201,019.15
  6. Step 6: Final answer
    x = 152,332.58

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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.