Home / 416,031.09-573,940.55-243,861.77

Finding the Fourth Proportional to 416,031.09, 573,940.55 and 243,861.77

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Solution

The fourth proportional to 416,031.09, 573,940.55 and 243,861.77 is: 336,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,031.09 : 573,940.55 = 243,861.77 : x
  2. Step 2: Convert to fraction form
    416,031.09/573,940.55 = 243,861.77/x
  3. Step 3: Cross multiply
    416,031.09x = 573,940.55 × 243,861.77
  4. Step 4: Simplify right side
    416,031.09x = 139,962,160,442.28
  5. Step 5: Solve for x
    x = 139,962,160,442.28/416,031.09
  6. Step 6: Final answer
    x = 336,422.36

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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.