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Finding the Fourth Proportional to 553,504.20, 829,600.20 and 233,655.45

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Solution

The fourth proportional to 553,504.20, 829,600.20 and 233,655.45 is: 350,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,504.20 : 829,600.20 = 233,655.45 : x
  2. Step 2: Convert to fraction form
    553,504.20/829,600.20 = 233,655.45/x
  3. Step 3: Cross multiply
    553,504.20x = 829,600.20 × 233,655.45
  4. Step 4: Simplify right side
    553,504.20x = 193,840,608,051.09
  5. Step 5: Solve for x
    x = 193,840,608,051.09/553,504.20
  6. Step 6: Final answer
    x = 350,206.21

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1.5x scale

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.