Home / 963,136.66-1,329,203.38-533,456.77

Finding the Fourth Proportional to 963,136.66, 1,329,203.38 and 533,456.77

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Solution

The fourth proportional to 963,136.66, 1,329,203.38 and 533,456.77 is: 736,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,136.66 : 1,329,203.38 = 533,456.77 : x
  2. Step 2: Convert to fraction form
    963,136.66/1,329,203.38 = 533,456.77/x
  3. Step 3: Cross multiply
    963,136.66x = 1,329,203.38 × 533,456.77
  4. Step 4: Simplify right side
    963,136.66x = 709,072,535,121.87
  5. Step 5: Solve for x
    x = 709,072,535,121.87/963,136.66
  6. Step 6: Final answer
    x = 736,211.76

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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.