Home / 358,090.47-494,165.03-196,956.45

Finding the Fourth Proportional to 358,090.47, 494,165.03 and 196,956.45

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Solution

The fourth proportional to 358,090.47, 494,165.03 and 196,956.45 is: 271,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,090.47 : 494,165.03 = 196,956.45 : x
  2. Step 2: Convert to fraction form
    358,090.47/494,165.03 = 196,956.45/x
  3. Step 3: Cross multiply
    358,090.47x = 494,165.03 × 196,956.45
  4. Step 4: Simplify right side
    358,090.47x = 97,328,989,038.16
  5. Step 5: Solve for x
    x = 97,328,989,038.16/358,090.47
  6. Step 6: Final answer
    x = 271,800.00

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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.