Home / 837,563.73-1,257,070.95-438,483.66

Finding the Fourth Proportional to 837,563.73, 1,257,070.95 and 438,483.66

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Solution

The fourth proportional to 837,563.73, 1,257,070.95 and 438,483.66 is: 658,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,563.73 : 1,257,070.95 = 438,483.66 : x
  2. Step 2: Convert to fraction form
    837,563.73/1,257,070.95 = 438,483.66/x
  3. Step 3: Cross multiply
    837,563.73x = 1,257,070.95 × 438,483.66
  4. Step 4: Simplify right side
    837,563.73x = 551,205,071,035.68
  5. Step 5: Solve for x
    x = 551,205,071,035.68/837,563.73
  6. Step 6: Final answer
    x = 658,105.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.