Home / 922,955.04-1,382,578.13-459,936.36

Finding the Fourth Proportional to 922,955.04, 1,382,578.13 and 459,936.36

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Solution

The fourth proportional to 922,955.04, 1,382,578.13 and 459,936.36 is: 688,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,955.04 : 1,382,578.13 = 459,936.36 : x
  2. Step 2: Convert to fraction form
    922,955.04/1,382,578.13 = 459,936.36/x
  3. Step 3: Cross multiply
    922,955.04x = 1,382,578.13 × 459,936.36
  4. Step 4: Simplify right side
    922,955.04x = 635,897,953,677.65
  5. Step 5: Solve for x
    x = 635,897,953,677.65/922,955.04
  6. Step 6: Final answer
    x = 688,980.42

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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.