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Finding the Fourth Proportional to 671,567.85, 926,797.67 and 381,199.77

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Solution

The fourth proportional to 671,567.85, 926,797.67 and 381,199.77 is: 526,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,567.85 : 926,797.67 = 381,199.77 : x
  2. Step 2: Convert to fraction form
    671,567.85/926,797.67 = 381,199.77/x
  3. Step 3: Cross multiply
    671,567.85x = 926,797.67 × 381,199.77
  4. Step 4: Simplify right side
    671,567.85x = 353,295,056,734.54
  5. Step 5: Solve for x
    x = 353,295,056,734.54/671,567.85
  6. Step 6: Final answer
    x = 526,075.00

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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.