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Finding the Fourth Proportional to 350,655.36, 483,790.46 and 214,547.42

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Solution

The fourth proportional to 350,655.36, 483,790.46 and 214,547.42 is: 296,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,655.36 : 483,790.46 = 214,547.42 : x
  2. Step 2: Convert to fraction form
    350,655.36/483,790.46 = 214,547.42/x
  3. Step 3: Cross multiply
    350,655.36x = 483,790.46 × 214,547.42
  4. Step 4: Simplify right side
    350,655.36x = 103,795,995,013.61
  5. Step 5: Solve for x
    x = 103,795,995,013.61/350,655.36
  6. Step 6: Final answer
    x = 296,005.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.