Home / 835,242.75-1,152,635.81-453,269.61

Finding the Fourth Proportional to 835,242.75, 1,152,635.81 and 453,269.61

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Solution

The fourth proportional to 835,242.75, 1,152,635.81 and 453,269.61 is: 625,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,242.75 : 1,152,635.81 = 453,269.61 : x
  2. Step 2: Convert to fraction form
    835,242.75/1,152,635.81 = 453,269.61/x
  3. Step 3: Cross multiply
    835,242.75x = 1,152,635.81 × 453,269.61
  4. Step 4: Simplify right side
    835,242.75x = 522,454,781,804.39
  5. Step 5: Solve for x
    x = 522,454,781,804.39/835,242.75
  6. Step 6: Final answer
    x = 625,512.50

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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.