Home / 603,250.12-832,495.56-331,329.47

Finding the Fourth Proportional to 603,250.12, 832,495.56 and 331,329.47

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Solution

The fourth proportional to 603,250.12, 832,495.56 and 331,329.47 is: 457,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,250.12 : 832,495.56 = 331,329.47 : x
  2. Step 2: Convert to fraction form
    603,250.12/832,495.56 = 331,329.47/x
  3. Step 3: Cross multiply
    603,250.12x = 832,495.56 × 331,329.47
  4. Step 4: Simplify right side
    603,250.12x = 275,830,316,859.86
  5. Step 5: Solve for x
    x = 275,830,316,859.86/603,250.12
  6. Step 6: Final answer
    x = 457,240.38

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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.