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Finding the Fourth Proportional to 727,593.88, 1,004,089.98 and 417,547

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Solution

The fourth proportional to 727,593.88, 1,004,089.98 and 417,547 is: 576,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,593.88 : 1,004,089.98 = 417,547 : x
  2. Step 2: Convert to fraction form
    727,593.88/1,004,089.98 = 417,547/x
  3. Step 3: Cross multiply
    727,593.88x = 1,004,089.98 × 417,547
  4. Step 4: Simplify right side
    727,593.88x = 419,254,758,879.06
  5. Step 5: Solve for x
    x = 419,254,758,879.06/727,593.88
  6. Step 6: Final answer
    x = 576,220.84

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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.