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Finding the Fourth Proportional to 701,870.69, 968,590.96 and 395,946.13

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Solution

The fourth proportional to 701,870.69, 968,590.96 and 395,946.13 is: 546,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,870.69 : 968,590.96 = 395,946.13 : x
  2. Step 2: Convert to fraction form
    701,870.69/968,590.96 = 395,946.13/x
  3. Step 3: Cross multiply
    701,870.69x = 968,590.96 × 395,946.13
  4. Step 4: Simplify right side
    701,870.69x = 383,509,842,164.99
  5. Step 5: Solve for x
    x = 383,509,842,164.99/701,870.69
  6. Step 6: Final answer
    x = 546,410.97

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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.