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Finding the Fourth Proportional to 358,885.83, 495,260.01 and 197,737.14

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Solution

The fourth proportional to 358,885.83, 495,260.01 and 197,737.14 is: 272,875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,885.83 : 495,260.01 = 197,737.14 : x
  2. Step 2: Convert to fraction form
    358,885.83/495,260.01 = 197,737.14/x
  3. Step 3: Cross multiply
    358,885.83x = 495,260.01 × 197,737.14
  4. Step 4: Simplify right side
    358,885.83x = 97,931,297,933.77
  5. Step 5: Solve for x
    x = 97,931,297,933.77/358,885.83
  6. Step 6: Final answer
    x = 272,875.91

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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.