Home / 480,277.17-720,415.75-180,824.93

Finding the Fourth Proportional to 480,277.17, 720,415.75 and 180,824.93

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Solution

The fourth proportional to 480,277.17, 720,415.75 and 180,824.93 is: 271,237.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,277.17 : 720,415.75 = 180,824.93 : x
  2. Step 2: Convert to fraction form
    480,277.17/720,415.75 = 180,824.93/x
  3. Step 3: Cross multiply
    480,277.17x = 720,415.75 × 180,824.93
  4. Step 4: Simplify right side
    480,277.17x = 130,269,127,564.65
  5. Step 5: Solve for x
    x = 130,269,127,564.65/480,277.17
  6. Step 6: Final answer
    x = 271,237.39

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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.