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Finding the Fourth Proportional to 556,233.27, 767,597.27 and 314,563.29

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Solution

The fourth proportional to 556,233.27, 767,597.27 and 314,563.29 is: 434,094.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,233.27 : 767,597.27 = 314,563.29 : x
  2. Step 2: Convert to fraction form
    556,233.27/767,597.27 = 314,563.29/x
  3. Step 3: Cross multiply
    556,233.27x = 767,597.27 × 314,563.29
  4. Step 4: Simplify right side
    556,233.27x = 241,457,922,646.22
  5. Step 5: Solve for x
    x = 241,457,922,646.22/556,233.27
  6. Step 6: Final answer
    x = 434,094.71

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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.