Home / 877,344.24-1,210,725.72-495,348.24

Finding the Fourth Proportional to 877,344.24, 1,210,725.72 and 495,348.24

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Solution

The fourth proportional to 877,344.24, 1,210,725.72 and 495,348.24 is: 683,575.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,344.24 : 1,210,725.72 = 495,348.24 : x
  2. Step 2: Convert to fraction form
    877,344.24/1,210,725.72 = 495,348.24/x
  3. Step 3: Cross multiply
    877,344.24x = 1,210,725.72 × 495,348.24
  4. Step 4: Simplify right side
    877,344.24x = 599,730,854,524.73
  5. Step 5: Solve for x
    x = 599,730,854,524.73/877,344.24
  6. Step 6: Final answer
    x = 683,575.30

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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.