Home / 714,084.45-985,436.46-408,167.37

Finding the Fourth Proportional to 714,084.45, 985,436.46 and 408,167.37

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Solution

The fourth proportional to 714,084.45, 985,436.46 and 408,167.37 is: 563,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,084.45 : 985,436.46 = 408,167.37 : x
  2. Step 2: Convert to fraction form
    714,084.45/985,436.46 = 408,167.37/x
  3. Step 3: Cross multiply
    714,084.45x = 985,436.46 × 408,167.37
  4. Step 4: Simplify right side
    714,084.45x = 402,223,008,180.31
  5. Step 5: Solve for x
    x = 402,223,008,180.31/714,084.45
  6. Step 6: Final answer
    x = 563,270.92

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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.