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Finding the Fourth Proportional to 341,205.48, 470,860.30 and 188,244.90

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Solution

The fourth proportional to 341,205.48, 470,860.30 and 188,244.90 is: 259,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,205.48 : 470,860.30 = 188,244.90 : x
  2. Step 2: Convert to fraction form
    341,205.48/470,860.30 = 188,244.90/x
  3. Step 3: Cross multiply
    341,205.48x = 470,860.30 × 188,244.90
  4. Step 4: Simplify right side
    341,205.48x = 88,637,049,925.35
  5. Step 5: Solve for x
    x = 88,637,049,925.35/341,205.48
  6. Step 6: Final answer
    x = 259,776.16

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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.