Home / 792,904.80-1,186,927.20-436,828.80

Finding the Fourth Proportional to 792,904.80, 1,186,927.20 and 436,828.80

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Solution

The fourth proportional to 792,904.80, 1,186,927.20 and 436,828.80 is: 653,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,904.80 : 1,186,927.20 = 436,828.80 : x
  2. Step 2: Convert to fraction form
    792,904.80/1,186,927.20 = 436,828.80/x
  3. Step 3: Cross multiply
    792,904.80x = 1,186,927.20 × 436,828.80
  4. Step 4: Simplify right side
    792,904.80x = 518,483,984,463.36
  5. Step 5: Solve for x
    x = 518,483,984,463.36/792,904.80
  6. Step 6: Final answer
    x = 653,904.46

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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.