Home / 245,920.60-339,365.82-150,420.28

Finding the Fourth Proportional to 245,920.60, 339,365.82 and 150,420.28

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Solution

The fourth proportional to 245,920.60, 339,365.82 and 150,420.28 is: 207,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,920.60 : 339,365.82 = 150,420.28 : x
  2. Step 2: Convert to fraction form
    245,920.60/339,365.82 = 150,420.28/x
  3. Step 3: Cross multiply
    245,920.60x = 339,365.82 × 150,420.28
  4. Step 4: Simplify right side
    245,920.60x = 51,047,501,666.83
  5. Step 5: Solve for x
    x = 51,047,501,666.83/245,920.60
  6. Step 6: Final answer
    x = 207,577.17

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1.5x scale

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.