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Finding the Fourth Proportional to 671,344.84, 926,475.56 and 365,441.16

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Solution

The fourth proportional to 671,344.84, 926,475.56 and 365,441.16 is: 504,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,344.84 : 926,475.56 = 365,441.16 : x
  2. Step 2: Convert to fraction form
    671,344.84/926,475.56 = 365,441.16/x
  3. Step 3: Cross multiply
    671,344.84x = 926,475.56 × 365,441.16
  4. Step 4: Simplify right side
    671,344.84x = 338,572,303,358.05
  5. Step 5: Solve for x
    x = 338,572,303,358.05/671,344.84
  6. Step 6: Final answer
    x = 504,319.51

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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.