Home / 358,264.77-494,395.19-197,119.93

Finding the Fourth Proportional to 358,264.77, 494,395.19 and 197,119.93

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Solution

The fourth proportional to 358,264.77, 494,395.19 and 197,119.93 is: 272,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,264.77 : 494,395.19 = 197,119.93 : x
  2. Step 2: Convert to fraction form
    358,264.77/494,395.19 = 197,119.93/x
  3. Step 3: Cross multiply
    358,264.77x = 494,395.19 × 197,119.93
  4. Step 4: Simplify right side
    358,264.77x = 97,455,143,023.55
  5. Step 5: Solve for x
    x = 97,455,143,023.55/358,264.77
  6. Step 6: Final answer
    x = 272,019.89

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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.