Home / 993,538.05-1,371,089.07-563,825.36

Finding the Fourth Proportional to 993,538.05, 1,371,089.07 and 563,825.36

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Solution

The fourth proportional to 993,538.05, 1,371,089.07 and 563,825.36 is: 778,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,538.05 : 1,371,089.07 = 563,825.36 : x
  2. Step 2: Convert to fraction form
    993,538.05/1,371,089.07 = 563,825.36/x
  3. Step 3: Cross multiply
    993,538.05x = 1,371,089.07 × 563,825.36
  4. Step 4: Simplify right side
    993,538.05x = 773,054,781,629.37
  5. Step 5: Solve for x
    x = 773,054,781,629.37/993,538.05
  6. Step 6: Final answer
    x = 778,082.71

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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.