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Finding the Fourth Proportional to 582,585.76, 874,218.32 and 245,605.80

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Solution

The fourth proportional to 582,585.76, 874,218.32 and 245,605.80 is: 368,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,585.76 : 874,218.32 = 245,605.80 : x
  2. Step 2: Convert to fraction form
    582,585.76/874,218.32 = 245,605.80/x
  3. Step 3: Cross multiply
    582,585.76x = 874,218.32 × 245,605.80
  4. Step 4: Simplify right side
    582,585.76x = 214,713,089,858.26
  5. Step 5: Solve for x
    x = 214,713,089,858.26/582,585.76
  6. Step 6: Final answer
    x = 368,551.90

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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.