Home / 963,278.82-1,329,324.77-533,586.78

Finding the Fourth Proportional to 963,278.82, 1,329,324.77 and 533,586.78

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Solution

The fourth proportional to 963,278.82, 1,329,324.77 and 533,586.78 is: 736,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,278.82 : 1,329,324.77 = 533,586.78 : x
  2. Step 2: Convert to fraction form
    963,278.82/1,329,324.77 = 533,586.78/x
  3. Step 3: Cross multiply
    963,278.82x = 1,329,324.77 × 533,586.78
  4. Step 4: Simplify right side
    963,278.82x = 709,310,120,930.61
  5. Step 5: Solve for x
    x = 709,310,120,930.61/963,278.82
  6. Step 6: Final answer
    x = 736,349.75

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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.