Home / 589,474.80-883,996.20-190,220.40

Finding the Fourth Proportional to 589,474.80, 883,996.20 and 190,220.40

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Solution

The fourth proportional to 589,474.80, 883,996.20 and 190,220.40 is: 285,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,474.80 : 883,996.20 = 190,220.40 : x
  2. Step 2: Convert to fraction form
    589,474.80/883,996.20 = 190,220.40/x
  3. Step 3: Cross multiply
    589,474.80x = 883,996.20 × 190,220.40
  4. Step 4: Simplify right side
    589,474.80x = 168,154,110,762.48
  5. Step 5: Solve for x
    x = 168,154,110,762.48/589,474.80
  6. Step 6: Final answer
    x = 285,260.90

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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.