Home / 444,814.07-665,547.09-311,953.55

Finding the Fourth Proportional to 444,814.07, 665,547.09 and 311,953.55

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Solution

The fourth proportional to 444,814.07, 665,547.09 and 311,953.55 is: 466,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,814.07 : 665,547.09 = 311,953.55 : x
  2. Step 2: Convert to fraction form
    444,814.07/665,547.09 = 311,953.55/x
  3. Step 3: Cross multiply
    444,814.07x = 665,547.09 × 311,953.55
  4. Step 4: Simplify right side
    444,814.07x = 207,619,774,089.93
  5. Step 5: Solve for x
    x = 207,619,774,089.93/444,814.07
  6. Step 6: Final answer
    x = 466,756.32

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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.