Home / 616,875.03-851,282.73-344,943.45

Finding the Fourth Proportional to 616,875.03, 851,282.73 and 344,943.45

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Solution

The fourth proportional to 616,875.03, 851,282.73 and 344,943.45 is: 476,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,875.03 : 851,282.73 = 344,943.45 : x
  2. Step 2: Convert to fraction form
    616,875.03/851,282.73 = 344,943.45/x
  3. Step 3: Cross multiply
    616,875.03x = 851,282.73 × 344,943.45
  4. Step 4: Simplify right side
    616,875.03x = 293,644,401,811.62
  5. Step 5: Solve for x
    x = 293,644,401,811.62/616,875.03
  6. Step 6: Final answer
    x = 476,019.27

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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.