Home / 805,867.02-1,112,177.97-461,748.60

Finding the Fourth Proportional to 805,867.02, 1,112,177.97 and 461,748.60

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Solution

The fourth proportional to 805,867.02, 1,112,177.97 and 461,748.60 is: 637,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,867.02 : 1,112,177.97 = 461,748.60 : x
  2. Step 2: Convert to fraction form
    805,867.02/1,112,177.97 = 461,748.60/x
  3. Step 3: Cross multiply
    805,867.02x = 1,112,177.97 × 461,748.60
  4. Step 4: Simplify right side
    805,867.02x = 513,546,620,598.34
  5. Step 5: Solve for x
    x = 513,546,620,598.34/805,867.02
  6. Step 6: Final answer
    x = 637,259.76

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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.