Home / 785,050.64-1,083,366.76-440,838.68

Finding the Fourth Proportional to 785,050.64, 1,083,366.76 and 440,838.68

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Solution

The fourth proportional to 785,050.64, 1,083,366.76 and 440,838.68 is: 608,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,050.64 : 1,083,366.76 = 440,838.68 : x
  2. Step 2: Convert to fraction form
    785,050.64/1,083,366.76 = 440,838.68/x
  3. Step 3: Cross multiply
    785,050.64x = 1,083,366.76 × 440,838.68
  4. Step 4: Simplify right side
    785,050.64x = 477,589,972,434.28
  5. Step 5: Solve for x
    x = 477,589,972,434.28/785,050.64
  6. Step 6: Final answer
    x = 608,355.62

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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.