Home / 1,083,608.80-1,625,607.60-452,586.40

Finding the Fourth Proportional to 1,083,608.80, 1,625,607.60 and 452,586.40

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Solution

The fourth proportional to 1,083,608.80, 1,625,607.60 and 452,586.40 is: 678,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,608.80 : 1,625,607.60 = 452,586.40 : x
  2. Step 2: Convert to fraction form
    1,083,608.80/1,625,607.60 = 452,586.40/x
  3. Step 3: Cross multiply
    1,083,608.80x = 1,625,607.60 × 452,586.40
  4. Step 4: Simplify right side
    1,083,608.80x = 735,727,891,496.64
  5. Step 5: Solve for x
    x = 735,727,891,496.64/1,083,608.80
  6. Step 6: Final answer
    x = 678,960.79

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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.