Home / 982,874.19-1,356,410.04-553,182.15

Finding the Fourth Proportional to 982,874.19, 1,356,410.04 and 553,182.15

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Solution

The fourth proportional to 982,874.19, 1,356,410.04 and 553,182.15 is: 763,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,874.19 : 1,356,410.04 = 553,182.15 : x
  2. Step 2: Convert to fraction form
    982,874.19/1,356,410.04 = 553,182.15/x
  3. Step 3: Cross multiply
    982,874.19x = 1,356,410.04 × 553,182.15
  4. Step 4: Simplify right side
    982,874.19x = 750,341,822,208.79
  5. Step 5: Solve for x
    x = 750,341,822,208.79/982,874.19
  6. Step 6: Final answer
    x = 763,415.94

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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.