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Finding the Fourth Proportional to 343,461.75, 515,087.58 and 237,526.51

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Solution

The fourth proportional to 343,461.75, 515,087.58 and 237,526.51 is: 356,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,461.75 : 515,087.58 = 237,526.51 : x
  2. Step 2: Convert to fraction form
    343,461.75/515,087.58 = 237,526.51/x
  3. Step 3: Cross multiply
    343,461.75x = 515,087.58 × 237,526.51
  4. Step 4: Simplify right side
    343,461.75x = 122,346,955,221.75
  5. Step 5: Solve for x
    x = 122,346,955,221.75/343,461.75
  6. Step 6: Final answer
    x = 356,217.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.