Home / 1,697,676.21-2,546,918.91-499,637.61

Finding the Fourth Proportional to 1,697,676.21, 2,546,918.91 and 499,637.61

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Solution

The fourth proportional to 1,697,676.21, 2,546,918.91 and 499,637.61 is: 749,575.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,676.21 : 2,546,918.91 = 499,637.61 : x
  2. Step 2: Convert to fraction form
    1,697,676.21/2,546,918.91 = 499,637.61/x
  3. Step 3: Cross multiply
    1,697,676.21x = 2,546,918.91 × 499,637.61
  4. Step 4: Simplify right side
    1,697,676.21x = 1,272,536,477,056.21
  5. Step 5: Solve for x
    x = 1,272,536,477,056.21/1,697,676.21
  6. Step 6: Final answer
    x = 749,575.49

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Double scale
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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.