Home / 733,855.80-1,012,831.74-447,541.98

Finding the Fourth Proportional to 733,855.80, 1,012,831.74 and 447,541.98

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Solution

The fourth proportional to 733,855.80, 1,012,831.74 and 447,541.98 is: 617,675.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,855.80 : 1,012,831.74 = 447,541.98 : x
  2. Step 2: Convert to fraction form
    733,855.80/1,012,831.74 = 447,541.98/x
  3. Step 3: Cross multiply
    733,855.80x = 1,012,831.74 × 447,541.98
  4. Step 4: Simplify right side
    733,855.80x = 453,284,722,326.45
  5. Step 5: Solve for x
    x = 453,284,722,326.45/733,855.80
  6. Step 6: Final answer
    x = 617,675.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.