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Finding the Fourth Proportional to 434,873.85, 600,130.26 and 243,883.14

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Solution

The fourth proportional to 434,873.85, 600,130.26 and 243,883.14 is: 336,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,873.85 : 600,130.26 = 243,883.14 : x
  2. Step 2: Convert to fraction form
    434,873.85/600,130.26 = 243,883.14/x
  3. Step 3: Cross multiply
    434,873.85x = 600,130.26 × 243,883.14
  4. Step 4: Simplify right side
    434,873.85x = 146,361,652,217.82
  5. Step 5: Solve for x
    x = 146,361,652,217.82/434,873.85
  6. Step 6: Final answer
    x = 336,561.17

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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.