Home / 358,346.03-494,532.95-197,211.51

Finding the Fourth Proportional to 358,346.03, 494,532.95 and 197,211.51

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Solution

The fourth proportional to 358,346.03, 494,532.95 and 197,211.51 is: 272,160.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,346.03 : 494,532.95 = 197,211.51 : x
  2. Step 2: Convert to fraction form
    358,346.03/494,532.95 = 197,211.51/x
  3. Step 3: Cross multiply
    358,346.03x = 494,532.95 × 197,211.51
  4. Step 4: Simplify right side
    358,346.03x = 97,527,588,828.20
  5. Step 5: Solve for x
    x = 97,527,588,828.20/358,346.03
  6. Step 6: Final answer
    x = 272,160.38

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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.