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Finding the Fourth Proportional to 369,610.92, 510,062.92 and 208,465.64

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Solution

The fourth proportional to 369,610.92, 510,062.92 and 208,465.64 is: 287,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,610.92 : 510,062.92 = 208,465.64 : x
  2. Step 2: Convert to fraction form
    369,610.92/510,062.92 = 208,465.64/x
  3. Step 3: Cross multiply
    369,610.92x = 510,062.92 × 208,465.64
  4. Step 4: Simplify right side
    369,610.92x = 106,330,593,058.07
  5. Step 5: Solve for x
    x = 106,330,593,058.07/369,610.92
  6. Step 6: Final answer
    x = 287,682.50

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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.