Home / 835,391.10-1,152,808.86-453,409.68

Finding the Fourth Proportional to 835,391.10, 1,152,808.86 and 453,409.68

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Solution

The fourth proportional to 835,391.10, 1,152,808.86 and 453,409.68 is: 625,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,391.10 : 1,152,808.86 = 453,409.68 : x
  2. Step 2: Convert to fraction form
    835,391.10/1,152,808.86 = 453,409.68/x
  3. Step 3: Cross multiply
    835,391.10x = 1,152,808.86 × 453,409.68
  4. Step 4: Simplify right side
    835,391.10x = 522,694,696,313.77
  5. Step 5: Solve for x
    x = 522,694,696,313.77/835,391.10
  6. Step 6: Final answer
    x = 625,688.61

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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.