Home / 814,918.23-1,124,530.88-452,313.55

Finding the Fourth Proportional to 814,918.23, 1,124,530.88 and 452,313.55

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Solution

The fourth proportional to 814,918.23, 1,124,530.88 and 452,313.55 is: 624,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,918.23 : 1,124,530.88 = 452,313.55 : x
  2. Step 2: Convert to fraction form
    814,918.23/1,124,530.88 = 452,313.55/x
  3. Step 3: Cross multiply
    814,918.23x = 1,124,530.88 × 452,313.55
  4. Step 4: Simplify right side
    814,918.23x = 508,640,553,561.52
  5. Step 5: Solve for x
    x = 508,640,553,561.52/814,918.23
  6. Step 6: Final answer
    x = 624,161.46

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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.