Home / 894,102.76-1,233,894.25-512,203.35

Finding the Fourth Proportional to 894,102.76, 1,233,894.25 and 512,203.35

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Solution

The fourth proportional to 894,102.76, 1,233,894.25 and 512,203.35 is: 706,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,102.76 : 1,233,894.25 = 512,203.35 : x
  2. Step 2: Convert to fraction form
    894,102.76/1,233,894.25 = 512,203.35/x
  3. Step 3: Cross multiply
    894,102.76x = 1,233,894.25 × 512,203.35
  4. Step 4: Simplify right side
    894,102.76x = 632,004,768,395.74
  5. Step 5: Solve for x
    x = 632,004,768,395.74/894,102.76
  6. Step 6: Final answer
    x = 706,859.21

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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.