Home / 589,620.20-884,430.30-550,254.20

Finding the Fourth Proportional to 589,620.20, 884,430.30 and 550,254.20

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Solution

The fourth proportional to 589,620.20, 884,430.30 and 550,254.20 is: 825,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,620.20 : 884,430.30 = 550,254.20 : x
  2. Step 2: Convert to fraction form
    589,620.20/884,430.30 = 550,254.20/x
  3. Step 3: Cross multiply
    589,620.20x = 884,430.30 × 550,254.20
  4. Step 4: Simplify right side
    589,620.20x = 486,661,487,182.26
  5. Step 5: Solve for x
    x = 486,661,487,182.26/589,620.20
  6. Step 6: Final answer
    x = 825,381.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.