Home / 894,108.51-1,233,902.18-512,209.11

Finding the Fourth Proportional to 894,108.51, 1,233,902.18 and 512,209.11

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Solution

The fourth proportional to 894,108.51, 1,233,902.18 and 512,209.11 is: 706,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,108.51 : 1,233,902.18 = 512,209.11 : x
  2. Step 2: Convert to fraction form
    894,108.51/1,233,902.18 = 512,209.11/x
  3. Step 3: Cross multiply
    894,108.51x = 1,233,902.18 × 512,209.11
  4. Step 4: Simplify right side
    894,108.51x = 632,015,937,444.86
  5. Step 5: Solve for x
    x = 632,015,937,444.86/894,108.51
  6. Step 6: Final answer
    x = 706,867.15

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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.