Home / 954,786.88-1,317,639.72-525,100.24

Finding the Fourth Proportional to 954,786.88, 1,317,639.72 and 525,100.24

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Solution

The fourth proportional to 954,786.88, 1,317,639.72 and 525,100.24 is: 724,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,786.88 : 1,317,639.72 = 525,100.24 : x
  2. Step 2: Convert to fraction form
    954,786.88/1,317,639.72 = 525,100.24/x
  3. Step 3: Cross multiply
    954,786.88x = 1,317,639.72 × 525,100.24
  4. Step 4: Simplify right side
    954,786.88x = 691,892,933,205.53
  5. Step 5: Solve for x
    x = 691,892,933,205.53/954,786.88
  6. Step 6: Final answer
    x = 724,656.93

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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.