Home / 1,085,276.38-1,627,692.90-411,125.26

Finding the Fourth Proportional to 1,085,276.38, 1,627,692.90 and 411,125.26

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Solution

The fourth proportional to 1,085,276.38, 1,627,692.90 and 411,125.26 is: 616,603.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,276.38 : 1,627,692.90 = 411,125.26 : x
  2. Step 2: Convert to fraction form
    1,085,276.38/1,627,692.90 = 411,125.26/x
  3. Step 3: Cross multiply
    1,085,276.38x = 1,627,692.90 × 411,125.26
  4. Step 4: Simplify right side
    1,085,276.38x = 669,185,666,712.65
  5. Step 5: Solve for x
    x = 669,185,666,712.65/1,085,276.38
  6. Step 6: Final answer
    x = 616,603.92

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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.