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Finding the Fourth Proportional to 576,005.70, 862,453.35 and 576,005.70

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Solution

The fourth proportional to 576,005.70, 862,453.35 and 576,005.70 is: 862,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,005.70 : 862,453.35 = 576,005.70 : x
  2. Step 2: Convert to fraction form
    576,005.70/862,453.35 = 576,005.70/x
  3. Step 3: Cross multiply
    576,005.70x = 862,453.35 × 576,005.70
  4. Step 4: Simplify right side
    576,005.70x = 496,778,045,584.10
  5. Step 5: Solve for x
    x = 496,778,045,584.10/576,005.70
  6. Step 6: Final answer
    x = 862,453.35

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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.