Home / 934,771.60-1,402,594.80-485,999.20

Finding the Fourth Proportional to 934,771.60, 1,402,594.80 and 485,999.20

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Solution

The fourth proportional to 934,771.60, 1,402,594.80 and 485,999.20 is: 729,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,771.60 : 1,402,594.80 = 485,999.20 : x
  2. Step 2: Convert to fraction form
    934,771.60/1,402,594.80 = 485,999.20/x
  3. Step 3: Cross multiply
    934,771.60x = 1,402,594.80 × 485,999.20
  4. Step 4: Simplify right side
    934,771.60x = 681,659,950,724.16
  5. Step 5: Solve for x
    x = 681,659,950,724.16/934,771.60
  6. Step 6: Final answer
    x = 729,226.21

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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.