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Finding the Fourth Proportional to 592,030.48, 816,989.88 and 323,758.48

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Solution

The fourth proportional to 592,030.48, 816,989.88 and 323,758.48 is: 446,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,030.48 : 816,989.88 = 323,758.48 : x
  2. Step 2: Convert to fraction form
    592,030.48/816,989.88 = 323,758.48/x
  3. Step 3: Cross multiply
    592,030.48x = 816,989.88 × 323,758.48
  4. Step 4: Simplify right side
    592,030.48x = 264,507,401,724.18
  5. Step 5: Solve for x
    x = 264,507,401,724.18/592,030.48
  6. Step 6: Final answer
    x = 446,780.04

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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.