Home / 993,203.91-1,370,526.48-557,521.52

Finding the Fourth Proportional to 993,203.91, 1,370,526.48 and 557,521.52

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Solution

The fourth proportional to 993,203.91, 1,370,526.48 and 557,521.52 is: 769,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,203.91 : 1,370,526.48 = 557,521.52 : x
  2. Step 2: Convert to fraction form
    993,203.91/1,370,526.48 = 557,521.52/x
  3. Step 3: Cross multiply
    993,203.91x = 1,370,526.48 × 557,521.52
  4. Step 4: Simplify right side
    993,203.91x = 764,097,999,477.22
  5. Step 5: Solve for x
    x = 764,097,999,477.22/993,203.91
  6. Step 6: Final answer
    x = 769,326.41

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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.