Home / 766,460.67-1,057,748.36-426,929.07

Finding the Fourth Proportional to 766,460.67, 1,057,748.36 and 426,929.07

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Solution

The fourth proportional to 766,460.67, 1,057,748.36 and 426,929.07 is: 589,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,460.67 : 1,057,748.36 = 426,929.07 : x
  2. Step 2: Convert to fraction form
    766,460.67/1,057,748.36 = 426,929.07/x
  3. Step 3: Cross multiply
    766,460.67x = 1,057,748.36 × 426,929.07
  4. Step 4: Simplify right side
    766,460.67x = 451,583,521,494.18
  5. Step 5: Solve for x
    x = 451,583,521,494.18/766,460.67
  6. Step 6: Final answer
    x = 589,180.29

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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.