Home / 965,129.80-1,446,710.55-565,564.90

Finding the Fourth Proportional to 965,129.80, 1,446,710.55 and 565,564.90

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Solution

The fourth proportional to 965,129.80, 1,446,710.55 and 565,564.90 is: 847,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,129.80 : 1,446,710.55 = 565,564.90 : x
  2. Step 2: Convert to fraction form
    965,129.80/1,446,710.55 = 565,564.90/x
  3. Step 3: Cross multiply
    965,129.80x = 1,446,710.55 × 565,564.90
  4. Step 4: Simplify right side
    965,129.80x = 818,208,707,539.70
  5. Step 5: Solve for x
    x = 818,208,707,539.70/965,129.80
  6. Step 6: Final answer
    x = 847,770.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.