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Finding the Fourth Proportional to 582,789.54, 873,790.65 and 297,779.70

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Solution

The fourth proportional to 582,789.54, 873,790.65 and 297,779.70 is: 446,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,789.54 : 873,790.65 = 297,779.70 : x
  2. Step 2: Convert to fraction form
    582,789.54/873,790.65 = 297,779.70/x
  3. Step 3: Cross multiply
    582,789.54x = 873,790.65 × 297,779.70
  4. Step 4: Simplify right side
    582,789.54x = 260,197,117,619.81
  5. Step 5: Solve for x
    x = 260,197,117,619.81/582,789.54
  6. Step 6: Final answer
    x = 446,468.41

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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.