Home / 370,811.10-556,087.05-193,259.10

Finding the Fourth Proportional to 370,811.10, 556,087.05 and 193,259.10

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Solution

The fourth proportional to 370,811.10, 556,087.05 and 193,259.10 is: 289,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,811.10 : 556,087.05 = 193,259.10 : x
  2. Step 2: Convert to fraction form
    370,811.10/556,087.05 = 193,259.10/x
  3. Step 3: Cross multiply
    370,811.10x = 556,087.05 × 193,259.10
  4. Step 4: Simplify right side
    370,811.10x = 107,468,882,804.66
  5. Step 5: Solve for x
    x = 107,468,882,804.66/370,811.10
  6. Step 6: Final answer
    x = 289,821.11

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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.