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Finding the Fourth Proportional to 704,886.37, 972,744.17 and 382,596.54

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Solution

The fourth proportional to 704,886.37, 972,744.17 and 382,596.54 is: 527,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,886.37 : 972,744.17 = 382,596.54 : x
  2. Step 2: Convert to fraction form
    704,886.37/972,744.17 = 382,596.54/x
  3. Step 3: Cross multiply
    704,886.37x = 972,744.17 × 382,596.54
  4. Step 4: Simplify right side
    704,886.37x = 372,168,551,055.87
  5. Step 5: Solve for x
    x = 372,168,551,055.87/704,886.37
  6. Step 6: Final answer
    x = 527,983.75

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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.