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Finding the Fourth Proportional to 734,979, 1,102,468.50 and 236,343

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Solution

The fourth proportional to 734,979, 1,102,468.50 and 236,343 is: 354,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,979 : 1,102,468.50 = 236,343 : x
  2. Step 2: Convert to fraction form
    734,979/1,102,468.50 = 236,343/x
  3. Step 3: Cross multiply
    734,979x = 1,102,468.50 × 236,343
  4. Step 4: Simplify right side
    734,979x = 260,560,712,695.50
  5. Step 5: Solve for x
    x = 260,560,712,695.50/734,979
  6. Step 6: Final answer
    x = 354,514.50

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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.