Home / 968,639.79-1,336,571.89-560,661.82

Finding the Fourth Proportional to 968,639.79, 1,336,571.89 and 560,661.82

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Solution

The fourth proportional to 968,639.79, 1,336,571.89 and 560,661.82 is: 773,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,639.79 : 1,336,571.89 = 560,661.82 : x
  2. Step 2: Convert to fraction form
    968,639.79/1,336,571.89 = 560,661.82/x
  3. Step 3: Cross multiply
    968,639.79x = 1,336,571.89 × 560,661.82
  4. Step 4: Simplify right side
    968,639.79x = 749,364,828,408.24
  5. Step 5: Solve for x
    x = 749,364,828,408.24/968,639.79
  6. Step 6: Final answer
    x = 773,625.90

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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.