Home / 672,031.91-1,007,442.56-245,268.29

Finding the Fourth Proportional to 672,031.91, 1,007,442.56 and 245,268.29

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Solution

The fourth proportional to 672,031.91, 1,007,442.56 and 245,268.29 is: 367,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,031.91 : 1,007,442.56 = 245,268.29 : x
  2. Step 2: Convert to fraction form
    672,031.91/1,007,442.56 = 245,268.29/x
  3. Step 3: Cross multiply
    672,031.91x = 1,007,442.56 × 245,268.29
  4. Step 4: Simplify right side
    672,031.91x = 247,093,711,429.34
  5. Step 5: Solve for x
    x = 247,093,711,429.34/672,031.91
  6. Step 6: Final answer
    x = 367,681.52

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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.