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Finding the Fourth Proportional to 553,552.80, 829,910.88 and 233,803.68

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Solution

The fourth proportional to 553,552.80, 829,910.88 and 233,803.68 is: 350,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,552.80 : 829,910.88 = 233,803.68 : x
  2. Step 2: Convert to fraction form
    553,552.80/829,910.88 = 233,803.68/x
  3. Step 3: Cross multiply
    553,552.80x = 829,910.88 × 233,803.68
  4. Step 4: Simplify right side
    553,552.80x = 194,036,217,816.04
  5. Step 5: Solve for x
    x = 194,036,217,816.04/553,552.80
  6. Step 6: Final answer
    x = 350,528.83

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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.