Home / 957,403.84-1,321,225.36-527,685.04

Finding the Fourth Proportional to 957,403.84, 1,321,225.36 and 527,685.04

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Solution

The fourth proportional to 957,403.84, 1,321,225.36 and 527,685.04 is: 728,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,403.84 : 1,321,225.36 = 527,685.04 : x
  2. Step 2: Convert to fraction form
    957,403.84/1,321,225.36 = 527,685.04/x
  3. Step 3: Cross multiply
    957,403.84x = 1,321,225.36 × 527,685.04
  4. Step 4: Simplify right side
    957,403.84x = 697,190,856,940.62
  5. Step 5: Solve for x
    x = 697,190,856,940.62/957,403.84
  6. Step 6: Final answer
    x = 728,209.80

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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.