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Finding the Fourth Proportional to 265,000.50, 365,700.69 and 151,888.86

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Solution

The fourth proportional to 265,000.50, 365,700.69 and 151,888.86 is: 209,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,000.50 : 365,700.69 = 151,888.86 : x
  2. Step 2: Convert to fraction form
    265,000.50/365,700.69 = 151,888.86/x
  3. Step 3: Cross multiply
    265,000.50x = 365,700.69 × 151,888.86
  4. Step 4: Simplify right side
    265,000.50x = 55,545,860,905.31
  5. Step 5: Solve for x
    x = 55,545,860,905.31/265,000.50
  6. Step 6: Final answer
    x = 209,606.63

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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.