Home / 911,546.10-1,366,483.23-350,157.78

Finding the Fourth Proportional to 911,546.10, 1,366,483.23 and 350,157.78

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Solution

The fourth proportional to 911,546.10, 1,366,483.23 and 350,157.78 is: 524,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,546.10 : 1,366,483.23 = 350,157.78 : x
  2. Step 2: Convert to fraction form
    911,546.10/1,366,483.23 = 350,157.78/x
  3. Step 3: Cross multiply
    911,546.10x = 1,366,483.23 × 350,157.78
  4. Step 4: Simplify right side
    911,546.10x = 478,484,734,224.03
  5. Step 5: Solve for x
    x = 478,484,734,224.03/911,546.10
  6. Step 6: Final answer
    x = 524,915.56

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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.