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Finding the Fourth Proportional to 596,324.34, 822,985.81 and 445,158.90

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Solution

The fourth proportional to 596,324.34, 822,985.81 and 445,158.90 is: 614,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,324.34 : 822,985.81 = 445,158.90 : x
  2. Step 2: Convert to fraction form
    596,324.34/822,985.81 = 445,158.90/x
  3. Step 3: Cross multiply
    596,324.34x = 822,985.81 × 445,158.90
  4. Step 4: Simplify right side
    596,324.34x = 366,359,457,895.21
  5. Step 5: Solve for x
    x = 366,359,457,895.21/596,324.34
  6. Step 6: Final answer
    x = 614,362.74

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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.