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Finding the Fourth Proportional to 506,544.62, 759,818.34 and 207,025.25

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Solution

The fourth proportional to 506,544.62, 759,818.34 and 207,025.25 is: 310,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,544.62 : 759,818.34 = 207,025.25 : x
  2. Step 2: Convert to fraction form
    506,544.62/759,818.34 = 207,025.25/x
  3. Step 3: Cross multiply
    506,544.62x = 759,818.34 × 207,025.25
  4. Step 4: Simplify right side
    506,544.62x = 157,301,577,993.99
  5. Step 5: Solve for x
    x = 157,301,577,993.99/506,544.62
  6. Step 6: Final answer
    x = 310,538.45

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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.