Home / 982,892.67-1,356,435.54-553,200.63

Finding the Fourth Proportional to 982,892.67, 1,356,435.54 and 553,200.63

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Solution

The fourth proportional to 982,892.67, 1,356,435.54 and 553,200.63 is: 763,441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,892.67 : 1,356,435.54 = 553,200.63 : x
  2. Step 2: Convert to fraction form
    982,892.67/1,356,435.54 = 553,200.63/x
  3. Step 3: Cross multiply
    982,892.67x = 1,356,435.54 × 553,200.63
  4. Step 4: Simplify right side
    982,892.67x = 750,380,995,282.39
  5. Step 5: Solve for x
    x = 750,380,995,282.39/982,892.67
  6. Step 6: Final answer
    x = 763,441.44

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1.5x scale

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.