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Finding the Fourth Proportional to 536,939.69, 740,961.11 and 295,222.01

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Solution

The fourth proportional to 536,939.69, 740,961.11 and 295,222.01 is: 407,397.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,939.69 : 740,961.11 = 295,222.01 : x
  2. Step 2: Convert to fraction form
    536,939.69/740,961.11 = 295,222.01/x
  3. Step 3: Cross multiply
    536,939.69x = 740,961.11 × 295,222.01
  4. Step 4: Simplify right side
    536,939.69x = 218,748,026,749.92
  5. Step 5: Solve for x
    x = 218,748,026,749.92/536,939.69
  6. Step 6: Final answer
    x = 407,397.76

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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.