Home / 654,853.61-982,280.69-294,603.68

Finding the Fourth Proportional to 654,853.61, 982,280.69 and 294,603.68

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Solution

The fourth proportional to 654,853.61, 982,280.69 and 294,603.68 is: 441,905.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,853.61 : 982,280.69 = 294,603.68 : x
  2. Step 2: Convert to fraction form
    654,853.61/982,280.69 = 294,603.68/x
  3. Step 3: Cross multiply
    654,853.61x = 982,280.69 × 294,603.68
  4. Step 4: Simplify right side
    654,853.61x = 289,383,506,066.94
  5. Step 5: Solve for x
    x = 289,383,506,066.94/654,853.61
  6. Step 6: Final answer
    x = 441,905.64

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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.