Home / 589,023.60-883,535.40-289,550.40

Finding the Fourth Proportional to 589,023.60, 883,535.40 and 289,550.40

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Solution

The fourth proportional to 589,023.60, 883,535.40 and 289,550.40 is: 434,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,023.60 : 883,535.40 = 289,550.40 : x
  2. Step 2: Convert to fraction form
    589,023.60/883,535.40 = 289,550.40/x
  3. Step 3: Cross multiply
    589,023.60x = 883,535.40 × 289,550.40
  4. Step 4: Simplify right side
    589,023.60x = 255,828,028,484.16
  5. Step 5: Solve for x
    x = 255,828,028,484.16/589,023.60
  6. Step 6: Final answer
    x = 434,325.60

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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.