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Finding the Fourth Proportional to 358,889.84, 495,265.52 and 197,741.14

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Solution

The fourth proportional to 358,889.84, 495,265.52 and 197,741.14 is: 272,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,889.84 : 495,265.52 = 197,741.14 : x
  2. Step 2: Convert to fraction form
    358,889.84/495,265.52 = 197,741.14/x
  3. Step 3: Cross multiply
    358,889.84x = 495,265.52 × 197,741.14
  4. Step 4: Simplify right side
    358,889.84x = 97,934,368,527.49
  5. Step 5: Solve for x
    x = 97,934,368,527.49/358,889.84
  6. Step 6: Final answer
    x = 272,881.42

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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.