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Finding the Fourth Proportional to 264,311.33, 364,583.74 and 156,805.25

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Solution

The fourth proportional to 264,311.33, 364,583.74 and 156,805.25 is: 216,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,311.33 : 364,583.74 = 156,805.25 : x
  2. Step 2: Convert to fraction form
    264,311.33/364,583.74 = 156,805.25/x
  3. Step 3: Cross multiply
    264,311.33x = 364,583.74 × 156,805.25
  4. Step 4: Simplify right side
    264,311.33x = 57,168,643,712.61
  5. Step 5: Solve for x
    x = 57,168,643,712.61/264,311.33
  6. Step 6: Final answer
    x = 216,292.82

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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.