Home / 877,901.04-1,211,601.75-495,952.41

Finding the Fourth Proportional to 877,901.04, 1,211,601.75 and 495,952.41

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Solution

The fourth proportional to 877,901.04, 1,211,601.75 and 495,952.41 is: 684,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,901.04 : 1,211,601.75 = 495,952.41 : x
  2. Step 2: Convert to fraction form
    877,901.04/1,211,601.75 = 495,952.41/x
  3. Step 3: Cross multiply
    877,901.04x = 1,211,601.75 × 495,952.41
  4. Step 4: Simplify right side
    877,901.04x = 600,896,807,872.72
  5. Step 5: Solve for x
    x = 600,896,807,872.72/877,901.04
  6. Step 6: Final answer
    x = 684,469.87

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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.