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Finding the Fourth Proportional to 501,512.64, 747,056.54 and 474,349.56

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Solution

The fourth proportional to 501,512.64, 747,056.54 and 474,349.56 is: 706,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,512.64 : 747,056.54 = 474,349.56 : x
  2. Step 2: Convert to fraction form
    501,512.64/747,056.54 = 474,349.56/x
  3. Step 3: Cross multiply
    501,512.64x = 747,056.54 × 474,349.56
  4. Step 4: Simplify right side
    501,512.64x = 354,365,941,044.12
  5. Step 5: Solve for x
    x = 354,365,941,044.12/501,512.64
  6. Step 6: Final answer
    x = 706,594.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.