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Finding the Fourth Proportional to 582,693.60, 874,004.40 and 245,589.60

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Solution

The fourth proportional to 582,693.60, 874,004.40 and 245,589.60 is: 368,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,693.60 : 874,004.40 = 245,589.60 : x
  2. Step 2: Convert to fraction form
    582,693.60/874,004.40 = 245,589.60/x
  3. Step 3: Cross multiply
    582,693.60x = 874,004.40 × 245,589.60
  4. Step 4: Simplify right side
    582,693.60x = 214,646,390,994.24
  5. Step 5: Solve for x
    x = 214,646,390,994.24/582,693.60
  6. Step 6: Final answer
    x = 368,369.23

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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.