Home / 724,435.92-1,085,639.76-617,261.04

Finding the Fourth Proportional to 724,435.92, 1,085,639.76 and 617,261.04

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Solution

The fourth proportional to 724,435.92, 1,085,639.76 and 617,261.04 is: 925,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,435.92 : 1,085,639.76 = 617,261.04 : x
  2. Step 2: Convert to fraction form
    724,435.92/1,085,639.76 = 617,261.04/x
  3. Step 3: Cross multiply
    724,435.92x = 1,085,639.76 × 617,261.04
  4. Step 4: Simplify right side
    724,435.92x = 670,123,127,322.95
  5. Step 5: Solve for x
    x = 670,123,127,322.95/724,435.92
  6. Step 6: Final answer
    x = 925,027.47

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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.