Home / 730,730.48-1,097,089.68-411,107.28

Finding the Fourth Proportional to 730,730.48, 1,097,089.68 and 411,107.28

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Solution

The fourth proportional to 730,730.48, 1,097,089.68 and 411,107.28 is: 617,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,730.48 : 1,097,089.68 = 411,107.28 : x
  2. Step 2: Convert to fraction form
    730,730.48/1,097,089.68 = 411,107.28/x
  3. Step 3: Cross multiply
    730,730.48x = 1,097,089.68 × 411,107.28
  4. Step 4: Simplify right side
    730,730.48x = 451,021,554,260.87
  5. Step 5: Solve for x
    x = 451,021,554,260.87/730,730.48
  6. Step 6: Final answer
    x = 617,220.12

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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.