Home / 649,263.01-896,557.47-404,665.21

Finding the Fourth Proportional to 649,263.01, 896,557.47 and 404,665.21

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Solution

The fourth proportional to 649,263.01, 896,557.47 and 404,665.21 is: 558,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,263.01 : 896,557.47 = 404,665.21 : x
  2. Step 2: Convert to fraction form
    649,263.01/896,557.47 = 404,665.21/x
  3. Step 3: Cross multiply
    649,263.01x = 896,557.47 × 404,665.21
  4. Step 4: Simplify right side
    649,263.01x = 362,805,616,874.62
  5. Step 5: Solve for x
    x = 362,805,616,874.62/649,263.01
  6. Step 6: Final answer
    x = 558,796.07

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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.