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Finding the Fourth Proportional to 459,996.37, 634,802.16 and 256,049.53

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Solution

The fourth proportional to 459,996.37, 634,802.16 and 256,049.53 is: 353,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,996.37 : 634,802.16 = 256,049.53 : x
  2. Step 2: Convert to fraction form
    459,996.37/634,802.16 = 256,049.53/x
  3. Step 3: Cross multiply
    459,996.37x = 634,802.16 × 256,049.53
  4. Step 4: Simplify right side
    459,996.37x = 162,540,794,710.99
  5. Step 5: Solve for x
    x = 162,540,794,710.99/459,996.37
  6. Step 6: Final answer
    x = 353,352.34

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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.