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Finding the Fourth Proportional to 341,293.19, 470,985.99 and 188,335.85

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Solution

The fourth proportional to 341,293.19, 470,985.99 and 188,335.85 is: 259,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,293.19 : 470,985.99 = 188,335.85 : x
  2. Step 2: Convert to fraction form
    341,293.19/470,985.99 = 188,335.85/x
  3. Step 3: Cross multiply
    341,293.19x = 470,985.99 × 188,335.85
  4. Step 4: Simplify right side
    341,293.19x = 88,703,547,942.21
  5. Step 5: Solve for x
    x = 88,703,547,942.21/341,293.19
  6. Step 6: Final answer
    x = 259,904.25

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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.