Home / 358,222.50-494,347.04-197,074.08

Finding the Fourth Proportional to 358,222.50, 494,347.04 and 197,074.08

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Solution

The fourth proportional to 358,222.50, 494,347.04 and 197,074.08 is: 271,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,222.50 : 494,347.04 = 197,074.08 : x
  2. Step 2: Convert to fraction form
    358,222.50/494,347.04 = 197,074.08/x
  3. Step 3: Cross multiply
    358,222.50x = 494,347.04 × 197,074.08
  4. Step 4: Simplify right side
    358,222.50x = 97,422,988,108.72
  5. Step 5: Solve for x
    x = 97,422,988,108.72/358,222.50
  6. Step 6: Final answer
    x = 271,962.22

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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.