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Finding the Fourth Proportional to 524,035.44, 786,219.32 and 187,068.68

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Solution

The fourth proportional to 524,035.44, 786,219.32 and 187,068.68 is: 280,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,035.44 : 786,219.32 = 187,068.68 : x
  2. Step 2: Convert to fraction form
    524,035.44/786,219.32 = 187,068.68/x
  3. Step 3: Cross multiply
    524,035.44x = 786,219.32 × 187,068.68
  4. Step 4: Simplify right side
    524,035.44x = 147,077,010,382.90
  5. Step 5: Solve for x
    x = 147,077,010,382.90/524,035.44
  6. Step 6: Final answer
    x = 280,662.34

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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.