Home / 982,360.86-1,355,161.71-574,196.04

Finding the Fourth Proportional to 982,360.86, 1,355,161.71 and 574,196.04

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Solution

The fourth proportional to 982,360.86, 1,355,161.71 and 574,196.04 is: 792,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,360.86 : 1,355,161.71 = 574,196.04 : x
  2. Step 2: Convert to fraction form
    982,360.86/1,355,161.71 = 574,196.04/x
  3. Step 3: Cross multiply
    982,360.86x = 1,355,161.71 × 574,196.04
  4. Step 4: Simplify right side
    982,360.86x = 778,128,487,441.63
  5. Step 5: Solve for x
    x = 778,128,487,441.63/982,360.86
  6. Step 6: Final answer
    x = 792,100.46

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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.