Home / 982,353.50-1,355,151.61-574,188.68

Finding the Fourth Proportional to 982,353.50, 1,355,151.61 and 574,188.68

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Solution

The fourth proportional to 982,353.50, 1,355,151.61 and 574,188.68 is: 792,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,353.50 : 1,355,151.61 = 574,188.68 : x
  2. Step 2: Convert to fraction form
    982,353.50/1,355,151.61 = 574,188.68/x
  3. Step 3: Cross multiply
    982,353.50x = 1,355,151.61 × 574,188.68
  4. Step 4: Simplify right side
    982,353.50x = 778,112,712,710.30
  5. Step 5: Solve for x
    x = 778,112,712,710.30/982,353.50
  6. Step 6: Final answer
    x = 792,090.33

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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.