Home / 707,116.56-975,823.38-384,830.52

Finding the Fourth Proportional to 707,116.56, 975,823.38 and 384,830.52

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Solution

The fourth proportional to 707,116.56, 975,823.38 and 384,830.52 is: 531,067.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,116.56 : 975,823.38 = 384,830.52 : x
  2. Step 2: Convert to fraction form
    707,116.56/975,823.38 = 384,830.52/x
  3. Step 3: Cross multiply
    707,116.56x = 975,823.38 × 384,830.52
  4. Step 4: Simplify right side
    707,116.56x = 375,526,618,753.56
  5. Step 5: Solve for x
    x = 375,526,618,753.56/707,116.56
  6. Step 6: Final answer
    x = 531,067.49

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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.