Home / 923,513.95-1,385,409.44-324,369.51

Finding the Fourth Proportional to 923,513.95, 1,385,409.44 and 324,369.51

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Solution

The fourth proportional to 923,513.95, 1,385,409.44 and 324,369.51 is: 486,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,513.95 : 1,385,409.44 = 324,369.51 : x
  2. Step 2: Convert to fraction form
    923,513.95/1,385,409.44 = 324,369.51/x
  3. Step 3: Cross multiply
    923,513.95x = 1,385,409.44 × 324,369.51
  4. Step 4: Simplify right side
    923,513.95x = 449,384,581,202.17
  5. Step 5: Solve for x
    x = 449,384,581,202.17/923,513.95
  6. Step 6: Final answer
    x = 486,602.92

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1.5x scale

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.