Home / 926,495.60-1,389,982.96-542,568.64

Finding the Fourth Proportional to 926,495.60, 1,389,982.96 and 542,568.64

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Solution

The fourth proportional to 926,495.60, 1,389,982.96 and 542,568.64 is: 813,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,495.60 : 1,389,982.96 = 542,568.64 : x
  2. Step 2: Convert to fraction form
    926,495.60/1,389,982.96 = 542,568.64/x
  3. Step 3: Cross multiply
    926,495.60x = 1,389,982.96 × 542,568.64
  4. Step 4: Simplify right side
    926,495.60x = 754,161,164,230.37
  5. Step 5: Solve for x
    x = 754,161,164,230.37/926,495.60
  6. Step 6: Final answer
    x = 813,993.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.