Home / 705,759.23-973,951.34-383,470.15

Finding the Fourth Proportional to 705,759.23, 973,951.34 and 383,470.15

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Solution

The fourth proportional to 705,759.23, 973,951.34 and 383,470.15 is: 529,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,759.23 : 973,951.34 = 383,470.15 : x
  2. Step 2: Convert to fraction form
    705,759.23/973,951.34 = 383,470.15/x
  3. Step 3: Cross multiply
    705,759.23x = 973,951.34 × 383,470.15
  4. Step 4: Simplify right side
    705,759.23x = 373,481,266,442.50
  5. Step 5: Solve for x
    x = 373,481,266,442.50/705,759.23
  6. Step 6: Final answer
    x = 529,190.76

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Double scale
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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.