Home / 616,828.11-922,683.38-579,036.75

Finding the Fourth Proportional to 616,828.11, 922,683.38 and 579,036.75

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Solution

The fourth proportional to 616,828.11, 922,683.38 and 579,036.75 is: 866,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,828.11 : 922,683.38 = 579,036.75 : x
  2. Step 2: Convert to fraction form
    616,828.11/922,683.38 = 579,036.75/x
  3. Step 3: Cross multiply
    616,828.11x = 922,683.38 × 579,036.75
  4. Step 4: Simplify right side
    616,828.11x = 534,267,582,739.03
  5. Step 5: Solve for x
    x = 534,267,582,739.03/616,828.11
  6. Step 6: Final answer
    x = 866,153.11

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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.