Home / 1,280,692.93-1,767,205.75-707,698.93

Finding the Fourth Proportional to 1,280,692.93, 1,767,205.75 and 707,698.93

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Solution

The fourth proportional to 1,280,692.93, 1,767,205.75 and 707,698.93 is: 976,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,692.93 : 1,767,205.75 = 707,698.93 : x
  2. Step 2: Convert to fraction form
    1,280,692.93/1,767,205.75 = 707,698.93/x
  3. Step 3: Cross multiply
    1,280,692.93x = 1,767,205.75 × 707,698.93
  4. Step 4: Simplify right side
    1,280,692.93x = 1,250,649,618,364.85
  5. Step 5: Solve for x
    x = 1,250,649,618,364.85/1,280,692.93
  6. Step 6: Final answer
    x = 976,541.36

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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.