Home / 1,293,108.34-1,939,661.24-346,453.24

Finding the Fourth Proportional to 1,293,108.34, 1,939,661.24 and 346,453.24

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Solution

The fourth proportional to 1,293,108.34, 1,939,661.24 and 346,453.24 is: 519,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,108.34 : 1,939,661.24 = 346,453.24 : x
  2. Step 2: Convert to fraction form
    1,293,108.34/1,939,661.24 = 346,453.24/x
  3. Step 3: Cross multiply
    1,293,108.34x = 1,939,661.24 × 346,453.24
  4. Step 4: Simplify right side
    1,293,108.34x = 672,001,921,100.42
  5. Step 5: Solve for x
    x = 672,001,921,100.42/1,293,108.34
  6. Step 6: Final answer
    x = 519,679.52

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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.