Home / 1,243,174.05-1,864,576.29-344,522.10

Finding the Fourth Proportional to 1,243,174.05, 1,864,576.29 and 344,522.10

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Solution

The fourth proportional to 1,243,174.05, 1,864,576.29 and 344,522.10 is: 516,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,174.05 : 1,864,576.29 = 344,522.10 : x
  2. Step 2: Convert to fraction form
    1,243,174.05/1,864,576.29 = 344,522.10/x
  3. Step 3: Cross multiply
    1,243,174.05x = 1,864,576.29 × 344,522.10
  4. Step 4: Simplify right side
    1,243,174.05x = 642,387,739,041.01
  5. Step 5: Solve for x
    x = 642,387,739,041.01/1,243,174.05
  6. Step 6: Final answer
    x = 516,731.94

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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.