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Finding the Fourth Proportional to 537,087.58, 805,506.59 and 157,906.87

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Solution

The fourth proportional to 537,087.58, 805,506.59 and 157,906.87 is: 236,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,087.58 : 805,506.59 = 157,906.87 : x
  2. Step 2: Convert to fraction form
    537,087.58/805,506.59 = 157,906.87/x
  3. Step 3: Cross multiply
    537,087.58x = 805,506.59 × 157,906.87
  4. Step 4: Simplify right side
    537,087.58x = 127,195,022,772.27
  5. Step 5: Solve for x
    x = 127,195,022,772.27/537,087.58
  6. Step 6: Final answer
    x = 236,823.62

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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.