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Finding the Fourth Proportional to 533,789.63, 736,598.86 and 292,076.93

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Solution

The fourth proportional to 533,789.63, 736,598.86 and 292,076.93 is: 403,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,789.63 : 736,598.86 = 292,076.93 : x
  2. Step 2: Convert to fraction form
    533,789.63/736,598.86 = 292,076.93/x
  3. Step 3: Cross multiply
    533,789.63x = 736,598.86 × 292,076.93
  4. Step 4: Simplify right side
    533,789.63x = 215,143,529,397.03
  5. Step 5: Solve for x
    x = 215,143,529,397.03/533,789.63
  6. Step 6: Final answer
    x = 403,049.28

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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.