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Finding the Fourth Proportional to 341,228.68, 470,897.21 and 188,266.86

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Solution

The fourth proportional to 341,228.68, 470,897.21 and 188,266.86 is: 259,809.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,228.68 : 470,897.21 = 188,266.86 : x
  2. Step 2: Convert to fraction form
    341,228.68/470,897.21 = 188,266.86/x
  3. Step 3: Cross multiply
    341,228.68x = 470,897.21 × 188,266.86
  4. Step 4: Simplify right side
    341,228.68x = 88,654,339,109.46
  5. Step 5: Solve for x
    x = 88,654,339,109.46/341,228.68
  6. Step 6: Final answer
    x = 259,809.17

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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.