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Finding the Fourth Proportional to 592,899.33, 818,200.89 and 320,967.03

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Solution

The fourth proportional to 592,899.33, 818,200.89 and 320,967.03 is: 442,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,899.33 : 818,200.89 = 320,967.03 : x
  2. Step 2: Convert to fraction form
    592,899.33/818,200.89 = 320,967.03/x
  3. Step 3: Cross multiply
    592,899.33x = 818,200.89 × 320,967.03
  4. Step 4: Simplify right side
    592,899.33x = 262,615,509,606.66
  5. Step 5: Solve for x
    x = 262,615,509,606.66/592,899.33
  6. Step 6: Final answer
    x = 442,934.40

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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.