Home / 829,321.76-1,144,451.16-461,796.32

Finding the Fourth Proportional to 829,321.76, 1,144,451.16 and 461,796.32

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Solution

The fourth proportional to 829,321.76, 1,144,451.16 and 461,796.32 is: 637,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,321.76 : 1,144,451.16 = 461,796.32 : x
  2. Step 2: Convert to fraction form
    829,321.76/1,144,451.16 = 461,796.32/x
  3. Step 3: Cross multiply
    829,321.76x = 1,144,451.16 × 461,796.32
  4. Step 4: Simplify right side
    829,321.76x = 528,503,334,107.73
  5. Step 5: Solve for x
    x = 528,503,334,107.73/829,321.76
  6. Step 6: Final answer
    x = 637,271.76

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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.