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Finding the Fourth Proportional to 587,807.62, 811,183.89 and 333,153.34

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Solution

The fourth proportional to 587,807.62, 811,183.89 and 333,153.34 is: 459,756.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,807.62 : 811,183.89 = 333,153.34 : x
  2. Step 2: Convert to fraction form
    587,807.62/811,183.89 = 333,153.34/x
  3. Step 3: Cross multiply
    587,807.62x = 811,183.89 × 333,153.34
  4. Step 4: Simplify right side
    587,807.62x = 270,248,622,307.69
  5. Step 5: Solve for x
    x = 270,248,622,307.69/587,807.62
  6. Step 6: Final answer
    x = 459,756.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.