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Finding the Fourth Proportional to 429,295.77, 592,455.75 and 248,015.34

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Solution

The fourth proportional to 429,295.77, 592,455.75 and 248,015.34 is: 342,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,295.77 : 592,455.75 = 248,015.34 : x
  2. Step 2: Convert to fraction form
    429,295.77/592,455.75 = 248,015.34/x
  3. Step 3: Cross multiply
    429,295.77x = 592,455.75 × 248,015.34
  4. Step 4: Simplify right side
    429,295.77x = 146,938,114,271.21
  5. Step 5: Solve for x
    x = 146,938,114,271.21/429,295.77
  6. Step 6: Final answer
    x = 342,277.11

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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.