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Finding the Fourth Proportional to 477,536.36, 716,393.13 and 157,710.38

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Solution

The fourth proportional to 477,536.36, 716,393.13 and 157,710.38 is: 236,594.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,536.36 : 716,393.13 = 157,710.38 : x
  2. Step 2: Convert to fraction form
    477,536.36/716,393.13 = 157,710.38/x
  3. Step 3: Cross multiply
    477,536.36x = 716,393.13 × 157,710.38
  4. Step 4: Simplify right side
    477,536.36x = 112,982,634,552.67
  5. Step 5: Solve for x
    x = 112,982,634,552.67/477,536.36
  6. Step 6: Final answer
    x = 236,594.83

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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.