Home / 736,136.10-1,103,620.95-403,712.10

Finding the Fourth Proportional to 736,136.10, 1,103,620.95 and 403,712.10

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Solution

The fourth proportional to 736,136.10, 1,103,620.95 and 403,712.10 is: 605,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,136.10 : 1,103,620.95 = 403,712.10 : x
  2. Step 2: Convert to fraction form
    736,136.10/1,103,620.95 = 403,712.10/x
  3. Step 3: Cross multiply
    736,136.10x = 1,103,620.95 × 403,712.10
  4. Step 4: Simplify right side
    736,136.10x = 445,545,131,328.50
  5. Step 5: Solve for x
    x = 445,545,131,328.50/736,136.10
  6. Step 6: Final answer
    x = 605,248.31

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Double scale
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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.