Home / 1,065,612.71-1,598,500.17-355,639.61

Finding the Fourth Proportional to 1,065,612.71, 1,598,500.17 and 355,639.61

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Solution

The fourth proportional to 1,065,612.71, 1,598,500.17 and 355,639.61 is: 533,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,612.71 : 1,598,500.17 = 355,639.61 : x
  2. Step 2: Convert to fraction form
    1,065,612.71/1,598,500.17 = 355,639.61/x
  3. Step 3: Cross multiply
    1,065,612.71x = 1,598,500.17 × 355,639.61
  4. Step 4: Simplify right side
    1,065,612.71x = 568,489,981,039.98
  5. Step 5: Solve for x
    x = 568,489,981,039.98/1,065,612.71
  6. Step 6: Final answer
    x = 533,486.49

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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.