Home / 571,947.48-857,702.72-192,766.33

Finding the Fourth Proportional to 571,947.48, 857,702.72 and 192,766.33

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Solution

The fourth proportional to 571,947.48, 857,702.72 and 192,766.33 is: 289,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,947.48 : 857,702.72 = 192,766.33 : x
  2. Step 2: Convert to fraction form
    571,947.48/857,702.72 = 192,766.33/x
  3. Step 3: Cross multiply
    571,947.48x = 857,702.72 × 192,766.33
  4. Step 4: Simplify right side
    571,947.48x = 165,336,207,119.46
  5. Step 5: Solve for x
    x = 165,336,207,119.46/571,947.48
  6. Step 6: Final answer
    x = 289,075.86

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Double scale
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Similar ratio
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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.