Home / 795,107.42-1,097,276.90-455,641.28

Finding the Fourth Proportional to 795,107.42, 1,097,276.90 and 455,641.28

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Solution

The fourth proportional to 795,107.42, 1,097,276.90 and 455,641.28 is: 628,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,107.42 : 1,097,276.90 = 455,641.28 : x
  2. Step 2: Convert to fraction form
    795,107.42/1,097,276.90 = 455,641.28/x
  3. Step 3: Cross multiply
    795,107.42x = 1,097,276.90 × 455,641.28
  4. Step 4: Simplify right side
    795,107.42x = 499,964,651,230.43
  5. Step 5: Solve for x
    x = 499,964,651,230.43/795,107.42
  6. Step 6: Final answer
    x = 628,801.39

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Double scale
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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.