Home / 578,621.80-867,932.70-152,156.80

Finding the Fourth Proportional to 578,621.80, 867,932.70 and 152,156.80

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Solution

The fourth proportional to 578,621.80, 867,932.70 and 152,156.80 is: 228,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,621.80 : 867,932.70 = 152,156.80 : x
  2. Step 2: Convert to fraction form
    578,621.80/867,932.70 = 152,156.80/x
  3. Step 3: Cross multiply
    578,621.80x = 867,932.70 × 152,156.80
  4. Step 4: Simplify right side
    578,621.80x = 132,061,862,247.36
  5. Step 5: Solve for x
    x = 132,061,862,247.36/578,621.80
  6. Step 6: Final answer
    x = 228,235.20

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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.