Home / 566,828.38-782,207.18-308,699.51

Finding the Fourth Proportional to 566,828.38, 782,207.18 and 308,699.51

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Solution

The fourth proportional to 566,828.38, 782,207.18 and 308,699.51 is: 425,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,828.38 : 782,207.18 = 308,699.51 : x
  2. Step 2: Convert to fraction form
    566,828.38/782,207.18 = 308,699.51/x
  3. Step 3: Cross multiply
    566,828.38x = 782,207.18 × 308,699.51
  4. Step 4: Simplify right side
    566,828.38x = 241,466,968,887.57
  5. Step 5: Solve for x
    x = 241,466,968,887.57/566,828.38
  6. Step 6: Final answer
    x = 425,996.61

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1.5x scale

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.