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Finding the Fourth Proportional to 595,945.47, 822,420.87 and 324,031.62

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Solution

The fourth proportional to 595,945.47, 822,420.87 and 324,031.62 is: 447,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,945.47 : 822,420.87 = 324,031.62 : x
  2. Step 2: Convert to fraction form
    595,945.47/822,420.87 = 324,031.62/x
  3. Step 3: Cross multiply
    595,945.47x = 822,420.87 × 324,031.62
  4. Step 4: Simplify right side
    595,945.47x = 266,490,366,827.91
  5. Step 5: Solve for x
    x = 266,490,366,827.91/595,945.47
  6. Step 6: Final answer
    x = 447,172.40

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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.