Home / 525,932.20-788,898.30-496,901.80

Finding the Fourth Proportional to 525,932.20, 788,898.30 and 496,901.80

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Solution

The fourth proportional to 525,932.20, 788,898.30 and 496,901.80 is: 745,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,932.20 : 788,898.30 = 496,901.80 : x
  2. Step 2: Convert to fraction form
    525,932.20/788,898.30 = 496,901.80/x
  3. Step 3: Cross multiply
    525,932.20x = 788,898.30 × 496,901.80
  4. Step 4: Simplify right side
    525,932.20x = 392,004,985,286.94
  5. Step 5: Solve for x
    x = 392,004,985,286.94/525,932.20
  6. Step 6: Final answer
    x = 745,352.70

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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.