Home / 648,233.12-894,556.53-376,326.24

Finding the Fourth Proportional to 648,233.12, 894,556.53 and 376,326.24

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Solution

The fourth proportional to 648,233.12, 894,556.53 and 376,326.24 is: 519,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,233.12 : 894,556.53 = 376,326.24 : x
  2. Step 2: Convert to fraction form
    648,233.12/894,556.53 = 376,326.24/x
  3. Step 3: Cross multiply
    648,233.12x = 894,556.53 × 376,326.24
  4. Step 4: Simplify right side
    648,233.12x = 336,645,095,402.35
  5. Step 5: Solve for x
    x = 336,645,095,402.35/648,233.12
  6. Step 6: Final answer
    x = 519,327.21

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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.