Home / 959,120.23-1,323,586.03-529,400.48

Finding the Fourth Proportional to 959,120.23, 1,323,586.03 and 529,400.48

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Solution

The fourth proportional to 959,120.23, 1,323,586.03 and 529,400.48 is: 730,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,120.23 : 1,323,586.03 = 529,400.48 : x
  2. Step 2: Convert to fraction form
    959,120.23/1,323,586.03 = 529,400.48/x
  3. Step 3: Cross multiply
    959,120.23x = 1,323,586.03 × 529,400.48
  4. Step 4: Simplify right side
    959,120.23x = 700,707,071,661.86
  5. Step 5: Solve for x
    x = 700,707,071,661.86/959,120.23
  6. Step 6: Final answer
    x = 730,572.72

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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.