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Finding the Fourth Proportional to 264,000.80, 364,225.36 and 173,405.76

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Solution

The fourth proportional to 264,000.80, 364,225.36 and 173,405.76 is: 239,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,000.80 : 364,225.36 = 173,405.76 : x
  2. Step 2: Convert to fraction form
    264,000.80/364,225.36 = 173,405.76/x
  3. Step 3: Cross multiply
    264,000.80x = 364,225.36 × 173,405.76
  4. Step 4: Simplify right side
    264,000.80x = 63,158,775,362.07
  5. Step 5: Solve for x
    x = 63,158,775,362.07/264,000.80
  6. Step 6: Final answer
    x = 239,237.06

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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.