Home / 352,927.74-529,347.84-208,919.25

Finding the Fourth Proportional to 352,927.74, 529,347.84 and 208,919.25

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Solution

The fourth proportional to 352,927.74, 529,347.84 and 208,919.25 is: 313,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,927.74 : 529,347.84 = 208,919.25 : x
  2. Step 2: Convert to fraction form
    352,927.74/529,347.84 = 208,919.25/x
  3. Step 3: Cross multiply
    352,927.74x = 529,347.84 × 208,919.25
  4. Step 4: Simplify right side
    352,927.74x = 110,590,953,721.92
  5. Step 5: Solve for x
    x = 110,590,953,721.92/352,927.74
  6. Step 6: Final answer
    x = 313,352.96

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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.