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Finding the Fourth Proportional to 671,350.05, 926,487.51 and 365,411.64

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Solution

The fourth proportional to 671,350.05, 926,487.51 and 365,411.64 is: 504,281.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,350.05 : 926,487.51 = 365,411.64 : x
  2. Step 2: Convert to fraction form
    671,350.05/926,487.51 = 365,411.64/x
  3. Step 3: Cross multiply
    671,350.05x = 926,487.51 × 365,411.64
  4. Step 4: Simplify right side
    671,350.05x = 338,549,319,555.09
  5. Step 5: Solve for x
    x = 338,549,319,555.09/671,350.05
  6. Step 6: Final answer
    x = 504,281.37

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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.