Home / 692,185.10-1,036,204.05-411,557.90

Finding the Fourth Proportional to 692,185.10, 1,036,204.05 and 411,557.90

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Solution

The fourth proportional to 692,185.10, 1,036,204.05 and 411,557.90 is: 616,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,185.10 : 1,036,204.05 = 411,557.90 : x
  2. Step 2: Convert to fraction form
    692,185.10/1,036,204.05 = 411,557.90/x
  3. Step 3: Cross multiply
    692,185.10x = 1,036,204.05 × 411,557.90
  4. Step 4: Simplify right side
    692,185.10x = 426,457,962,789.50
  5. Step 5: Solve for x
    x = 426,457,962,789.50/692,185.10
  6. Step 6: Final answer
    x = 616,103.93

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Half scale
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Double scale
Find fourth proportional to 692,186.10, 1,036,205.55 and 411,558.90
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.