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Finding the Fourth Proportional to 544,059.58, 750,010.91 and 380,207.38

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Solution

The fourth proportional to 544,059.58, 750,010.91 and 380,207.38 is: 524,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,059.58 : 750,010.91 = 380,207.38 : x
  2. Step 2: Convert to fraction form
    544,059.58/750,010.91 = 380,207.38/x
  3. Step 3: Cross multiply
    544,059.58x = 750,010.91 × 380,207.38
  4. Step 4: Simplify right side
    544,059.58x = 285,159,677,411.42
  5. Step 5: Solve for x
    x = 285,159,677,411.42/544,059.58
  6. Step 6: Final answer
    x = 524,133.18

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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.