Home / 1,329,949.94-1,994,561.47-476,863.20

Finding the Fourth Proportional to 1,329,949.94, 1,994,561.47 and 476,863.20

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Solution

The fourth proportional to 1,329,949.94, 1,994,561.47 and 476,863.20 is: 715,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,949.94 : 1,994,561.47 = 476,863.20 : x
  2. Step 2: Convert to fraction form
    1,329,949.94/1,994,561.47 = 476,863.20/x
  3. Step 3: Cross multiply
    1,329,949.94x = 1,994,561.47 × 476,863.20
  4. Step 4: Simplify right side
    1,329,949.94x = 951,132,963,094.63
  5. Step 5: Solve for x
    x = 951,132,963,094.63/1,329,949.94
  6. Step 6: Final answer
    x = 715,164.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.