Home / 896,214.55-1,236,760.44-488,319.77

Finding the Fourth Proportional to 896,214.55, 1,236,760.44 and 488,319.77

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Solution

The fourth proportional to 896,214.55, 1,236,760.44 and 488,319.77 is: 673,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,214.55 : 1,236,760.44 = 488,319.77 : x
  2. Step 2: Convert to fraction form
    896,214.55/1,236,760.44 = 488,319.77/x
  3. Step 3: Cross multiply
    896,214.55x = 1,236,760.44 × 488,319.77
  4. Step 4: Simplify right side
    896,214.55x = 603,934,573,605.90
  5. Step 5: Solve for x
    x = 603,934,573,605.90/896,214.55
  6. Step 6: Final answer
    x = 673,872.76

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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.