Home / 896,274.24-1,236,842.45-488,379.60

Finding the Fourth Proportional to 896,274.24, 1,236,842.45 and 488,379.60

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Solution

The fourth proportional to 896,274.24, 1,236,842.45 and 488,379.60 is: 673,955.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,274.24 : 1,236,842.45 = 488,379.60 : x
  2. Step 2: Convert to fraction form
    896,274.24/1,236,842.45 = 488,379.60/x
  3. Step 3: Cross multiply
    896,274.24x = 1,236,842.45 × 488,379.60
  4. Step 4: Simplify right side
    896,274.24x = 604,048,623,175.36
  5. Step 5: Solve for x
    x = 604,048,623,175.36/896,274.24
  6. Step 6: Final answer
    x = 673,955.13

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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.