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Finding the Fourth Proportional to 357,589.34, 536,325.05 and 117,706.38

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Solution

The fourth proportional to 357,589.34, 536,325.05 and 117,706.38 is: 176,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,589.34 : 536,325.05 = 117,706.38 : x
  2. Step 2: Convert to fraction form
    357,589.34/536,325.05 = 117,706.38/x
  3. Step 3: Cross multiply
    357,589.34x = 536,325.05 × 117,706.38
  4. Step 4: Simplify right side
    357,589.34x = 63,128,880,138.82
  5. Step 5: Solve for x
    x = 63,128,880,138.82/357,589.34
  6. Step 6: Final answer
    x = 176,540.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.