Home / 740,968.08-1,022,583.08-454,449.12

Finding the Fourth Proportional to 740,968.08, 1,022,583.08 and 454,449.12

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Solution

The fourth proportional to 740,968.08, 1,022,583.08 and 454,449.12 is: 627,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,968.08 : 1,022,583.08 = 454,449.12 : x
  2. Step 2: Convert to fraction form
    740,968.08/1,022,583.08 = 454,449.12/x
  3. Step 3: Cross multiply
    740,968.08x = 1,022,583.08 × 454,449.12
  4. Step 4: Simplify right side
    740,968.08x = 464,711,980,832.89
  5. Step 5: Solve for x
    x = 464,711,980,832.89/740,968.08
  6. Step 6: Final answer
    x = 627,168.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.