Home / 822,764.64-1,135,080.24-536,180.32

Finding the Fourth Proportional to 822,764.64, 1,135,080.24 and 536,180.32

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Solution

The fourth proportional to 822,764.64, 1,135,080.24 and 536,180.32 is: 739,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,764.64 : 1,135,080.24 = 536,180.32 : x
  2. Step 2: Convert to fraction form
    822,764.64/1,135,080.24 = 536,180.32/x
  3. Step 3: Cross multiply
    822,764.64x = 1,135,080.24 × 536,180.32
  4. Step 4: Simplify right side
    822,764.64x = 608,607,686,308.88
  5. Step 5: Solve for x
    x = 608,607,686,308.88/822,764.64
  6. Step 6: Final answer
    x = 739,710.55

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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.