Home / 783,477.06-1,175,215.98-517,175.34

Finding the Fourth Proportional to 783,477.06, 1,175,215.98 and 517,175.34

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Solution

The fourth proportional to 783,477.06, 1,175,215.98 and 517,175.34 is: 775,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,477.06 : 1,175,215.98 = 517,175.34 : x
  2. Step 2: Convert to fraction form
    783,477.06/1,175,215.98 = 517,175.34/x
  3. Step 3: Cross multiply
    783,477.06x = 1,175,215.98 × 517,175.34
  4. Step 4: Simplify right side
    783,477.06x = 607,792,724,029.93
  5. Step 5: Solve for x
    x = 607,792,724,029.93/783,477.06
  6. Step 6: Final answer
    x = 775,763.27

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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.