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Finding the Fourth Proportional to 644,870.08, 967,303.97 and 171,555.44

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Solution

The fourth proportional to 644,870.08, 967,303.97 and 171,555.44 is: 257,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,870.08 : 967,303.97 = 171,555.44 : x
  2. Step 2: Convert to fraction form
    644,870.08/967,303.97 = 171,555.44/x
  3. Step 3: Cross multiply
    644,870.08x = 967,303.97 × 171,555.44
  4. Step 4: Simplify right side
    644,870.08x = 165,946,254,101.13
  5. Step 5: Solve for x
    x = 165,946,254,101.13/644,870.08
  6. Step 6: Final answer
    x = 257,332.85

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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.