Home / 986,598.60-1,361,360.16-578,546.52

Finding the Fourth Proportional to 986,598.60, 1,361,360.16 and 578,546.52

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Solution

The fourth proportional to 986,598.60, 1,361,360.16 and 578,546.52 is: 798,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,598.60 : 1,361,360.16 = 578,546.52 : x
  2. Step 2: Convert to fraction form
    986,598.60/1,361,360.16 = 578,546.52/x
  3. Step 3: Cross multiply
    986,598.60x = 1,361,360.16 × 578,546.52
  4. Step 4: Simplify right side
    986,598.60x = 787,610,183,034.64
  5. Step 5: Solve for x
    x = 787,610,183,034.64/986,598.60
  6. Step 6: Final answer
    x = 798,308.64

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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.