Home / 822,533.76-1,135,185.60-483,050.88

Finding the Fourth Proportional to 822,533.76, 1,135,185.60 and 483,050.88

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Solution

The fourth proportional to 822,533.76, 1,135,185.60 and 483,050.88 is: 666,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,533.76 : 1,135,185.60 = 483,050.88 : x
  2. Step 2: Convert to fraction form
    822,533.76/1,135,185.60 = 483,050.88/x
  3. Step 3: Cross multiply
    822,533.76x = 1,135,185.60 × 483,050.88
  4. Step 4: Simplify right side
    822,533.76x = 548,352,403,043.33
  5. Step 5: Solve for x
    x = 548,352,403,043.33/822,533.76
  6. Step 6: Final answer
    x = 666,662.49

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Double scale
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Similar ratio
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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.