Home / 619,467.92-922,974.88-578,731.04

Finding the Fourth Proportional to 619,467.92, 922,974.88 and 578,731.04

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Solution

The fourth proportional to 619,467.92, 922,974.88 and 578,731.04 is: 862,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,467.92 : 922,974.88 = 578,731.04 : x
  2. Step 2: Convert to fraction form
    619,467.92/922,974.88 = 578,731.04/x
  3. Step 3: Cross multiply
    619,467.92x = 922,974.88 × 578,731.04
  4. Step 4: Simplify right side
    619,467.92x = 534,154,212,196.28
  5. Step 5: Solve for x
    x = 534,154,212,196.28/619,467.92
  6. Step 6: Final answer
    x = 862,279.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.