Home / 456,294.11-629,674.47-252,356.36

Finding the Fourth Proportional to 456,294.11, 629,674.47 and 252,356.36

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Solution

The fourth proportional to 456,294.11, 629,674.47 and 252,356.36 is: 348,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,294.11 : 629,674.47 = 252,356.36 : x
  2. Step 2: Convert to fraction form
    456,294.11/629,674.47 = 252,356.36/x
  3. Step 3: Cross multiply
    456,294.11x = 629,674.47 × 252,356.36
  4. Step 4: Simplify right side
    456,294.11x = 158,902,354,085.76
  5. Step 5: Solve for x
    x = 158,902,354,085.76/456,294.11
  6. Step 6: Final answer
    x = 348,245.47

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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.