Home / 901,612.69-1,244,225.51-519,664.07

Finding the Fourth Proportional to 901,612.69, 1,244,225.51 and 519,664.07

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Solution

The fourth proportional to 901,612.69, 1,244,225.51 and 519,664.07 is: 717,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,612.69 : 1,244,225.51 = 519,664.07 : x
  2. Step 2: Convert to fraction form
    901,612.69/1,244,225.51 = 519,664.07/x
  3. Step 3: Cross multiply
    901,612.69x = 1,244,225.51 × 519,664.07
  4. Step 4: Simplify right side
    901,612.69x = 646,579,294,985.41
  5. Step 5: Solve for x
    x = 646,579,294,985.41/901,612.69
  6. Step 6: Final answer
    x = 717,136.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.