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Finding the Fourth Proportional to 595,913.76, 822,344.40 and 323,969.76

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Solution

The fourth proportional to 595,913.76, 822,344.40 and 323,969.76 is: 447,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,913.76 : 822,344.40 = 323,969.76 : x
  2. Step 2: Convert to fraction form
    595,913.76/822,344.40 = 323,969.76/x
  3. Step 3: Cross multiply
    595,913.76x = 822,344.40 × 323,969.76
  4. Step 4: Simplify right side
    595,913.76x = 266,414,717,905.34
  5. Step 5: Solve for x
    x = 266,414,717,905.34/595,913.76
  6. Step 6: Final answer
    x = 447,069.25

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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.