Home / 923,510.45-1,385,404.19-324,366.01

Finding the Fourth Proportional to 923,510.45, 1,385,404.19 and 324,366.01

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Solution

The fourth proportional to 923,510.45, 1,385,404.19 and 324,366.01 is: 486,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,510.45 : 1,385,404.19 = 324,366.01 : x
  2. Step 2: Convert to fraction form
    923,510.45/1,385,404.19 = 324,366.01/x
  3. Step 3: Cross multiply
    923,510.45x = 1,385,404.19 × 324,366.01
  4. Step 4: Simplify right side
    923,510.45x = 449,378,020,798.73
  5. Step 5: Solve for x
    x = 449,378,020,798.73/923,510.45
  6. Step 6: Final answer
    x = 486,597.66

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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.