Home / 578,629.80-867,944.70-152,164.80

Finding the Fourth Proportional to 578,629.80, 867,944.70 and 152,164.80

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Solution

The fourth proportional to 578,629.80, 867,944.70 and 152,164.80 is: 228,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,629.80 : 867,944.70 = 152,164.80 : x
  2. Step 2: Convert to fraction form
    578,629.80/867,944.70 = 152,164.80/x
  3. Step 3: Cross multiply
    578,629.80x = 867,944.70 × 152,164.80
  4. Step 4: Simplify right side
    578,629.80x = 132,070,631,686.56
  5. Step 5: Solve for x
    x = 132,070,631,686.56/578,629.80
  6. Step 6: Final answer
    x = 228,247.20

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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.