Home / 883,684.60-1,325,915.70-410,126.20

Finding the Fourth Proportional to 883,684.60, 1,325,915.70 and 410,126.20

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Solution

The fourth proportional to 883,684.60, 1,325,915.70 and 410,126.20 is: 615,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,684.60 : 1,325,915.70 = 410,126.20 : x
  2. Step 2: Convert to fraction form
    883,684.60/1,325,915.70 = 410,126.20/x
  3. Step 3: Cross multiply
    883,684.60x = 1,325,915.70 × 410,126.20
  4. Step 4: Simplify right side
    883,684.60x = 543,792,767,561.34
  5. Step 5: Solve for x
    x = 543,792,767,561.34/883,684.60
  6. Step 6: Final answer
    x = 615,369.75

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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.