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Finding the Fourth Proportional to 547,485.99, 750,043.19 and 527,017.79

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Solution

The fourth proportional to 547,485.99, 750,043.19 and 527,017.79 is: 722,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,485.99 : 750,043.19 = 527,017.79 : x
  2. Step 2: Convert to fraction form
    547,485.99/750,043.19 = 527,017.79/x
  3. Step 3: Cross multiply
    547,485.99x = 750,043.19 × 527,017.79
  4. Step 4: Simplify right side
    547,485.99x = 395,286,107,591.00
  5. Step 5: Solve for x
    x = 395,286,107,591.00/547,485.99
  6. Step 6: Final answer
    x = 722,002.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.