Home / 800,569.70-1,105,266.70-495,055.71

Finding the Fourth Proportional to 800,569.70, 1,105,266.70 and 495,055.71

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Solution

The fourth proportional to 800,569.70, 1,105,266.70 and 495,055.71 is: 683,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,569.70 : 1,105,266.70 = 495,055.71 : x
  2. Step 2: Convert to fraction form
    800,569.70/1,105,266.70 = 495,055.71/x
  3. Step 3: Cross multiply
    800,569.70x = 1,105,266.70 × 495,055.71
  4. Step 4: Simplify right side
    800,569.70x = 547,168,594,908.66
  5. Step 5: Solve for x
    x = 547,168,594,908.66/800,569.70
  6. Step 6: Final answer
    x = 683,474.02

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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.