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Finding the Fourth Proportional to 323,017.47, 445,763.66 and 179,774.10

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Solution

The fourth proportional to 323,017.47, 445,763.66 and 179,774.10 is: 248,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,017.47 : 445,763.66 = 179,774.10 : x
  2. Step 2: Convert to fraction form
    323,017.47/445,763.66 = 179,774.10/x
  3. Step 3: Cross multiply
    323,017.47x = 445,763.66 × 179,774.10
  4. Step 4: Simplify right side
    323,017.47x = 80,136,759,890.34
  5. Step 5: Solve for x
    x = 80,136,759,890.34/323,017.47
  6. Step 6: Final answer
    x = 248,088.01

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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.