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Finding the Fourth Proportional to 533,554.82, 736,300.29 and 291,842.11

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Solution

The fourth proportional to 533,554.82, 736,300.29 and 291,842.11 is: 402,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,554.82 : 736,300.29 = 291,842.11 : x
  2. Step 2: Convert to fraction form
    533,554.82/736,300.29 = 291,842.11/x
  3. Step 3: Cross multiply
    533,554.82x = 736,300.29 × 291,842.11
  4. Step 4: Simplify right side
    533,554.82x = 214,883,430,227.21
  5. Step 5: Solve for x
    x = 214,883,430,227.21/533,554.82
  6. Step 6: Final answer
    x = 402,739.18

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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.