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Finding the Fourth Proportional to 337,261.76, 465,421.30 and 186,358.76

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Solution

The fourth proportional to 337,261.76, 465,421.30 and 186,358.76 is: 257,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,261.76 : 465,421.30 = 186,358.76 : x
  2. Step 2: Convert to fraction form
    337,261.76/465,421.30 = 186,358.76/x
  3. Step 3: Cross multiply
    337,261.76x = 465,421.30 × 186,358.76
  4. Step 4: Simplify right side
    337,261.76x = 86,735,333,552.58
  5. Step 5: Solve for x
    x = 86,735,333,552.58/337,261.76
  6. Step 6: Final answer
    x = 257,175.12

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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.