Home / 968,939.20-1,453,927.20-408,030.40

Finding the Fourth Proportional to 968,939.20, 1,453,927.20 and 408,030.40

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Solution

The fourth proportional to 968,939.20, 1,453,927.20 and 408,030.40 is: 612,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,939.20 : 1,453,927.20 = 408,030.40 : x
  2. Step 2: Convert to fraction form
    968,939.20/1,453,927.20 = 408,030.40/x
  3. Step 3: Cross multiply
    968,939.20x = 1,453,927.20 × 408,030.40
  4. Step 4: Simplify right side
    968,939.20x = 593,246,496,986.88
  5. Step 5: Solve for x
    x = 593,246,496,986.88/968,939.20
  6. Step 6: Final answer
    x = 612,263.90

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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.