Home / 514,828.33-710,434.05-300,003.37

Finding the Fourth Proportional to 514,828.33, 710,434.05 and 300,003.37

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Solution

The fourth proportional to 514,828.33, 710,434.05 and 300,003.37 is: 413,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,828.33 : 710,434.05 = 300,003.37 : x
  2. Step 2: Convert to fraction form
    514,828.33/710,434.05 = 300,003.37/x
  3. Step 3: Cross multiply
    514,828.33x = 710,434.05 × 300,003.37
  4. Step 4: Simplify right side
    514,828.33x = 213,132,609,162.75
  5. Step 5: Solve for x
    x = 213,132,609,162.75/514,828.33
  6. Step 6: Final answer
    x = 413,987.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.