Home / 1,427,207.60-2,141,099.40-416,327.60

Finding the Fourth Proportional to 1,427,207.60, 2,141,099.40 and 416,327.60

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Solution

The fourth proportional to 1,427,207.60, 2,141,099.40 and 416,327.60 is: 624,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,207.60 : 2,141,099.40 = 416,327.60 : x
  2. Step 2: Convert to fraction form
    1,427,207.60/2,141,099.40 = 416,327.60/x
  3. Step 3: Cross multiply
    1,427,207.60x = 2,141,099.40 × 416,327.60
  4. Step 4: Simplify right side
    1,427,207.60x = 891,398,774,563.44
  5. Step 5: Solve for x
    x = 891,398,774,563.44/1,427,207.60
  6. Step 6: Final answer
    x = 624,575.41

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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.