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Finding the Fourth Proportional to 541,947.07, 748,011.36 and 360,666.64

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Solution

The fourth proportional to 541,947.07, 748,011.36 and 360,666.64 is: 497,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,947.07 : 748,011.36 = 360,666.64 : x
  2. Step 2: Convert to fraction form
    541,947.07/748,011.36 = 360,666.64/x
  3. Step 3: Cross multiply
    541,947.07x = 748,011.36 × 360,666.64
  4. Step 4: Simplify right side
    541,947.07x = 269,782,743,893.03
  5. Step 5: Solve for x
    x = 269,782,743,893.03/541,947.07
  6. Step 6: Final answer
    x = 497,802.75

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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.