Home / 896,433.68-1,237,042.38-488,526.77

Finding the Fourth Proportional to 896,433.68, 1,237,042.38 and 488,526.77

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Solution

The fourth proportional to 896,433.68, 1,237,042.38 and 488,526.77 is: 674,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,433.68 : 1,237,042.38 = 488,526.77 : x
  2. Step 2: Convert to fraction form
    896,433.68/1,237,042.38 = 488,526.77/x
  3. Step 3: Cross multiply
    896,433.68x = 1,237,042.38 × 488,526.77
  4. Step 4: Simplify right side
    896,433.68x = 604,328,316,951.95
  5. Step 5: Solve for x
    x = 604,328,316,951.95/896,433.68
  6. Step 6: Final answer
    x = 674,147.27

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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.