Home / 1,010,683.80-1,516,025.70-411,336.45

Finding the Fourth Proportional to 1,010,683.80, 1,516,025.70 and 411,336.45

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Solution

The fourth proportional to 1,010,683.80, 1,516,025.70 and 411,336.45 is: 617,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,683.80 : 1,516,025.70 = 411,336.45 : x
  2. Step 2: Convert to fraction form
    1,010,683.80/1,516,025.70 = 411,336.45/x
  3. Step 3: Cross multiply
    1,010,683.80x = 1,516,025.70 × 411,336.45
  4. Step 4: Simplify right side
    1,010,683.80x = 623,596,629,546.77
  5. Step 5: Solve for x
    x = 623,596,629,546.77/1,010,683.80
  6. Step 6: Final answer
    x = 617,004.68

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Double scale
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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.