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Finding the Fourth Proportional to 601,703.58, 829,872.57 and 511,358.61

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Solution

The fourth proportional to 601,703.58, 829,872.57 and 511,358.61 is: 705,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,703.58 : 829,872.57 = 511,358.61 : x
  2. Step 2: Convert to fraction form
    601,703.58/829,872.57 = 511,358.61/x
  3. Step 3: Cross multiply
    601,703.58x = 829,872.57 × 511,358.61
  4. Step 4: Simplify right side
    601,703.58x = 424,362,483,872.33
  5. Step 5: Solve for x
    x = 424,362,483,872.33/601,703.58
  6. Step 6: Final answer
    x = 705,268.34

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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.