Home / 690,014.19-952,250.98-384,109.97

Finding the Fourth Proportional to 690,014.19, 952,250.98 and 384,109.97

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Solution

The fourth proportional to 690,014.19, 952,250.98 and 384,109.97 is: 530,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,014.19 : 952,250.98 = 384,109.97 : x
  2. Step 2: Convert to fraction form
    690,014.19/952,250.98 = 384,109.97/x
  3. Step 3: Cross multiply
    690,014.19x = 952,250.98 × 384,109.97
  4. Step 4: Simplify right side
    690,014.19x = 365,769,095,360.27
  5. Step 5: Solve for x
    x = 365,769,095,360.27/690,014.19
  6. Step 6: Final answer
    x = 530,089.24

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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.