Home / 1,677,506.70-2,516,260.05-415,334.34

Finding the Fourth Proportional to 1,677,506.70, 2,516,260.05 and 415,334.34

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Solution

The fourth proportional to 1,677,506.70, 2,516,260.05 and 415,334.34 is: 623,001.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,506.70 : 2,516,260.05 = 415,334.34 : x
  2. Step 2: Convert to fraction form
    1,677,506.70/2,516,260.05 = 415,334.34/x
  3. Step 3: Cross multiply
    1,677,506.70x = 2,516,260.05 × 415,334.34
  4. Step 4: Simplify right side
    1,677,506.70x = 1,045,089,207,135.12
  5. Step 5: Solve for x
    x = 1,045,089,207,135.12/1,677,506.70
  6. Step 6: Final answer
    x = 623,001.51

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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.