Home / 589,110.60-883,665.90-289,637.40

Finding the Fourth Proportional to 589,110.60, 883,665.90 and 289,637.40

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Solution

The fourth proportional to 589,110.60, 883,665.90 and 289,637.40 is: 434,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,110.60 : 883,665.90 = 289,637.40 : x
  2. Step 2: Convert to fraction form
    589,110.60/883,665.90 = 289,637.40/x
  3. Step 3: Cross multiply
    589,110.60x = 883,665.90 × 289,637.40
  4. Step 4: Simplify right side
    589,110.60x = 255,942,693,744.66
  5. Step 5: Solve for x
    x = 255,942,693,744.66/589,110.60
  6. Step 6: Final answer
    x = 434,456.10

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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.