Home / 589,029.60-883,544.40-289,556.40

Finding the Fourth Proportional to 589,029.60, 883,544.40 and 289,556.40

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Solution

The fourth proportional to 589,029.60, 883,544.40 and 289,556.40 is: 434,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,029.60 : 883,544.40 = 289,556.40 : x
  2. Step 2: Convert to fraction form
    589,029.60/883,544.40 = 289,556.40/x
  3. Step 3: Cross multiply
    589,029.60x = 883,544.40 × 289,556.40
  4. Step 4: Simplify right side
    589,029.60x = 255,835,935,704.16
  5. Step 5: Solve for x
    x = 255,835,935,704.16/589,029.60
  6. Step 6: Final answer
    x = 434,334.60

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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.