Home / 783,735.80-1,175,603.70-251,638.70

Finding the Fourth Proportional to 783,735.80, 1,175,603.70 and 251,638.70

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Solution

The fourth proportional to 783,735.80, 1,175,603.70 and 251,638.70 is: 377,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,735.80 : 1,175,603.70 = 251,638.70 : x
  2. Step 2: Convert to fraction form
    783,735.80/1,175,603.70 = 251,638.70/x
  3. Step 3: Cross multiply
    783,735.80x = 1,175,603.70 × 251,638.70
  4. Step 4: Simplify right side
    783,735.80x = 295,827,386,783.19
  5. Step 5: Solve for x
    x = 295,827,386,783.19/783,735.80
  6. Step 6: Final answer
    x = 377,458.05

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Similar ratio
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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.