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Finding the Fourth Proportional to 577,144.35, 796,457.53 and 322,495.74

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Solution

The fourth proportional to 577,144.35, 796,457.53 and 322,495.74 is: 445,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,144.35 : 796,457.53 = 322,495.74 : x
  2. Step 2: Convert to fraction form
    577,144.35/796,457.53 = 322,495.74/x
  3. Step 3: Cross multiply
    577,144.35x = 796,457.53 × 322,495.74
  4. Step 4: Simplify right side
    577,144.35x = 256,854,155,727.40
  5. Step 5: Solve for x
    x = 256,854,155,727.40/577,144.35
  6. Step 6: Final answer
    x = 445,043.18

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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.