Home / 896,447.12-1,237,081.16-488,552.72

Finding the Fourth Proportional to 896,447.12, 1,237,081.16 and 488,552.72

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Solution

The fourth proportional to 896,447.12, 1,237,081.16 and 488,552.72 is: 674,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,447.12 : 1,237,081.16 = 488,552.72 : x
  2. Step 2: Convert to fraction form
    896,447.12/1,237,081.16 = 488,552.72/x
  3. Step 3: Cross multiply
    896,447.12x = 1,237,081.16 × 488,552.72
  4. Step 4: Simplify right side
    896,447.12x = 604,379,365,578.76
  5. Step 5: Solve for x
    x = 604,379,365,578.76/896,447.12
  6. Step 6: Final answer
    x = 674,194.11

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Double scale
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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.