Home / 903,107.61-1,355,473.58-482,742.81

Finding the Fourth Proportional to 903,107.61, 1,355,473.58 and 482,742.81

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Solution

The fourth proportional to 903,107.61, 1,355,473.58 and 482,742.81 is: 724,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,107.61 : 1,355,473.58 = 482,742.81 : x
  2. Step 2: Convert to fraction form
    903,107.61/1,355,473.58 = 482,742.81/x
  3. Step 3: Cross multiply
    903,107.61x = 1,355,473.58 × 482,742.81
  4. Step 4: Simplify right side
    903,107.61x = 654,345,122,476.25
  5. Step 5: Solve for x
    x = 654,345,122,476.25/903,107.61
  6. Step 6: Final answer
    x = 724,548.34

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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.