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Finding the Fourth Proportional to 200,607.52, 276,740.40 and 168,764.80

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Solution

The fourth proportional to 200,607.52, 276,740.40 and 168,764.80 is: 232,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,607.52 : 276,740.40 = 168,764.80 : x
  2. Step 2: Convert to fraction form
    200,607.52/276,740.40 = 168,764.80/x
  3. Step 3: Cross multiply
    200,607.52x = 276,740.40 × 168,764.80
  4. Step 4: Simplify right side
    200,607.52x = 46,704,038,257.92
  5. Step 5: Solve for x
    x = 46,704,038,257.92/200,607.52
  6. Step 6: Final answer
    x = 232,813.00

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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.