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Finding the Fourth Proportional to 458,333.37, 632,529.61 and 254,384.30

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Solution

The fourth proportional to 458,333.37, 632,529.61 and 254,384.30 is: 351,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,333.37 : 632,529.61 = 254,384.30 : x
  2. Step 2: Convert to fraction form
    458,333.37/632,529.61 = 254,384.30/x
  3. Step 3: Cross multiply
    458,333.37x = 632,529.61 × 254,384.30
  4. Step 4: Simplify right side
    458,333.37x = 160,905,603,014.49
  5. Step 5: Solve for x
    x = 160,905,603,014.49/458,333.37
  6. Step 6: Final answer
    x = 351,066.74

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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.