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Finding the Fourth Proportional to 963,592.60, 1,329,768.48 and 533,879.50

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Solution

The fourth proportional to 963,592.60, 1,329,768.48 and 533,879.50 is: 736,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,592.60 : 1,329,768.48 = 533,879.50 : x
  2. Step 2: Convert to fraction form
    963,592.60/1,329,768.48 = 533,879.50/x
  3. Step 3: Cross multiply
    963,592.60x = 1,329,768.48 × 533,879.50
  4. Step 4: Simplify right side
    963,592.60x = 709,936,131,218.16
  5. Step 5: Solve for x
    x = 709,936,131,218.16/963,592.60
  6. Step 6: Final answer
    x = 736,759.63

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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.