Home / 963,636.68-1,329,773.82-528,051.44

Finding the Fourth Proportional to 963,636.68, 1,329,773.82 and 528,051.44

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Solution

The fourth proportional to 963,636.68, 1,329,773.82 and 528,051.44 is: 728,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,636.68 : 1,329,773.82 = 528,051.44 : x
  2. Step 2: Convert to fraction form
    963,636.68/1,329,773.82 = 528,051.44/x
  3. Step 3: Cross multiply
    963,636.68x = 1,329,773.82 × 528,051.44
  4. Step 4: Simplify right side
    963,636.68x = 702,188,980,525.30
  5. Step 5: Solve for x
    x = 702,188,980,525.30/963,636.68
  6. Step 6: Final answer
    x = 728,686.44

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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.