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Finding the Fourth Proportional to 434,145.98, 598,792.01 and 380,337.54

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Solution

The fourth proportional to 434,145.98, 598,792.01 and 380,337.54 is: 524,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,145.98 : 598,792.01 = 380,337.54 : x
  2. Step 2: Convert to fraction form
    434,145.98/598,792.01 = 380,337.54/x
  3. Step 3: Cross multiply
    434,145.98x = 598,792.01 × 380,337.54
  4. Step 4: Simplify right side
    434,145.98x = 227,743,078,153.37
  5. Step 5: Solve for x
    x = 227,743,078,153.37/434,145.98
  6. Step 6: Final answer
    x = 524,577.20

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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.