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Finding the Fourth Proportional to 974,992, 1,462,492.68 and 255,332.32

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Solution

The fourth proportional to 974,992, 1,462,492.68 and 255,332.32 is: 382,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,992 : 1,462,492.68 = 255,332.32 : x
  2. Step 2: Convert to fraction form
    974,992/1,462,492.68 = 255,332.32/x
  3. Step 3: Cross multiply
    974,992x = 1,462,492.68 × 255,332.32
  4. Step 4: Simplify right side
    974,992x = 373,421,648,967.42
  5. Step 5: Solve for x
    x = 373,421,648,967.42/974,992
  6. Step 6: Final answer
    x = 382,999.71

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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.