Home / 808,164.98-1,115,246.31-445,582.71

Finding the Fourth Proportional to 808,164.98, 1,115,246.31 and 445,582.71

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Solution

The fourth proportional to 808,164.98, 1,115,246.31 and 445,582.71 is: 614,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,164.98 : 1,115,246.31 = 445,582.71 : x
  2. Step 2: Convert to fraction form
    808,164.98/1,115,246.31 = 445,582.71/x
  3. Step 3: Cross multiply
    808,164.98x = 1,115,246.31 × 445,582.71
  4. Step 4: Simplify right side
    808,164.98x = 496,934,473,127.30
  5. Step 5: Solve for x
    x = 496,934,473,127.30/808,164.98
  6. Step 6: Final answer
    x = 614,892.37

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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.