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Finding the Fourth Proportional to 701,368.56, 967,869.21 and 395,442.24

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Solution

The fourth proportional to 701,368.56, 967,869.21 and 395,442.24 is: 545,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,368.56 : 967,869.21 = 395,442.24 : x
  2. Step 2: Convert to fraction form
    701,368.56/967,869.21 = 395,442.24/x
  3. Step 3: Cross multiply
    701,368.56x = 967,869.21 × 395,442.24
  4. Step 4: Simplify right side
    701,368.56x = 382,736,368,429.43
  5. Step 5: Solve for x
    x = 382,736,368,429.43/701,368.56
  6. Step 6: Final answer
    x = 545,699.35

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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.