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Finding the Fourth Proportional to 607,646.88, 838,552.77 and 353,014.47

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Solution

The fourth proportional to 607,646.88, 838,552.77 and 353,014.47 is: 487,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,646.88 : 838,552.77 = 353,014.47 : x
  2. Step 2: Convert to fraction form
    607,646.88/838,552.77 = 353,014.47/x
  3. Step 3: Cross multiply
    607,646.88x = 838,552.77 × 353,014.47
  4. Step 4: Simplify right side
    607,646.88x = 296,021,261,668.58
  5. Step 5: Solve for x
    x = 296,021,261,668.58/607,646.88
  6. Step 6: Final answer
    x = 487,160.01

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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.