Home / 814,809.56-1,124,420.28-452,212.16

Finding the Fourth Proportional to 814,809.56, 1,124,420.28 and 452,212.16

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Solution

The fourth proportional to 814,809.56, 1,124,420.28 and 452,212.16 is: 624,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,809.56 : 1,124,420.28 = 452,212.16 : x
  2. Step 2: Convert to fraction form
    814,809.56/1,124,420.28 = 452,212.16/x
  3. Step 3: Cross multiply
    814,809.56x = 1,124,420.28 × 452,212.16
  4. Step 4: Simplify right side
    814,809.56x = 508,476,523,566.61
  5. Step 5: Solve for x
    x = 508,476,523,566.61/814,809.56
  6. Step 6: Final answer
    x = 624,043.39

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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.