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Finding the Fourth Proportional to 528,816.01, 791,712.54 and 495,296.59

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Solution

The fourth proportional to 528,816.01, 791,712.54 and 495,296.59 is: 741,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,816.01 : 791,712.54 = 495,296.59 : x
  2. Step 2: Convert to fraction form
    528,816.01/791,712.54 = 495,296.59/x
  3. Step 3: Cross multiply
    528,816.01x = 791,712.54 × 495,296.59
  4. Step 4: Simplify right side
    528,816.01x = 392,132,521,322.24
  5. Step 5: Solve for x
    x = 392,132,521,322.24/528,816.01
  6. Step 6: Final answer
    x = 741,529.22

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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.