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Finding the Fourth Proportional to 369,953.76, 510,537.54 and 200,187.89

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Solution

The fourth proportional to 369,953.76, 510,537.54 and 200,187.89 is: 276,260.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,953.76 : 510,537.54 = 200,187.89 : x
  2. Step 2: Convert to fraction form
    369,953.76/510,537.54 = 200,187.89/x
  3. Step 3: Cross multiply
    369,953.76x = 510,537.54 × 200,187.89
  4. Step 4: Simplify right side
    369,953.76x = 102,203,430,345.70
  5. Step 5: Solve for x
    x = 102,203,430,345.70/369,953.76
  6. Step 6: Final answer
    x = 276,260.01

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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.