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Finding the Fourth Proportional to 595,145.93, 821,101.61 and 336,987.59

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Solution

The fourth proportional to 595,145.93, 821,101.61 and 336,987.59 is: 464,929.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,145.93 : 821,101.61 = 336,987.59 : x
  2. Step 2: Convert to fraction form
    595,145.93/821,101.61 = 336,987.59/x
  3. Step 3: Cross multiply
    595,145.93x = 821,101.61 × 336,987.59
  4. Step 4: Simplify right side
    595,145.93x = 276,701,051,014.08
  5. Step 5: Solve for x
    x = 276,701,051,014.08/595,145.93
  6. Step 6: Final answer
    x = 464,929.75

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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.