Home / 916,191.02-1,374,285.61-627,718.43

Finding the Fourth Proportional to 916,191.02, 1,374,285.61 and 627,718.43

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Solution

The fourth proportional to 916,191.02, 1,374,285.61 and 627,718.43 is: 941,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,191.02 : 1,374,285.61 = 627,718.43 : x
  2. Step 2: Convert to fraction form
    916,191.02/1,374,285.61 = 627,718.43/x
  3. Step 3: Cross multiply
    916,191.02x = 1,374,285.61 × 627,718.43
  4. Step 4: Simplify right side
    916,191.02x = 862,664,405,480.79
  5. Step 5: Solve for x
    x = 862,664,405,480.79/916,191.02
  6. Step 6: Final answer
    x = 941,577.01

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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.