Home / 982,837.89-1,356,313.51-553,118.02

Finding the Fourth Proportional to 982,837.89, 1,356,313.51 and 553,118.02

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Solution

The fourth proportional to 982,837.89, 1,356,313.51 and 553,118.02 is: 763,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,837.89 : 1,356,313.51 = 553,118.02 : x
  2. Step 2: Convert to fraction form
    982,837.89/1,356,313.51 = 553,118.02/x
  3. Step 3: Cross multiply
    982,837.89x = 1,356,313.51 × 553,118.02
  4. Step 4: Simplify right side
    982,837.89x = 750,201,442,994.15
  5. Step 5: Solve for x
    x = 750,201,442,994.15/982,837.89
  6. Step 6: Final answer
    x = 763,301.30

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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.