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Finding the Fourth Proportional to 322,923.16, 484,462.50 and 101,307.16

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Solution

The fourth proportional to 322,923.16, 484,462.50 and 101,307.16 is: 151,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,923.16 : 484,462.50 = 101,307.16 : x
  2. Step 2: Convert to fraction form
    322,923.16/484,462.50 = 101,307.16/x
  3. Step 3: Cross multiply
    322,923.16x = 484,462.50 × 101,307.16
  4. Step 4: Simplify right side
    322,923.16x = 49,079,520,001.50
  5. Step 5: Solve for x
    x = 49,079,520,001.50/322,923.16
  6. Step 6: Final answer
    x = 151,985.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.