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Finding the Fourth Proportional to 317,311.41, 473,737.13 and 242,030.01

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Solution

The fourth proportional to 317,311.41, 473,737.13 and 242,030.01 is: 361,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,311.41 : 473,737.13 = 242,030.01 : x
  2. Step 2: Convert to fraction form
    317,311.41/473,737.13 = 242,030.01/x
  3. Step 3: Cross multiply
    317,311.41x = 473,737.13 × 242,030.01
  4. Step 4: Simplify right side
    317,311.41x = 114,658,602,916.35
  5. Step 5: Solve for x
    x = 114,658,602,916.35/317,311.41
  6. Step 6: Final answer
    x = 361,344.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.