Home / 965,633.40-1,447,210.80-539,168.40

Finding the Fourth Proportional to 965,633.40, 1,447,210.80 and 539,168.40

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Solution

The fourth proportional to 965,633.40, 1,447,210.80 and 539,168.40 is: 808,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,633.40 : 1,447,210.80 = 539,168.40 : x
  2. Step 2: Convert to fraction form
    965,633.40/1,447,210.80 = 539,168.40/x
  3. Step 3: Cross multiply
    965,633.40x = 1,447,210.80 × 539,168.40
  4. Step 4: Simplify right side
    965,633.40x = 780,290,331,498.72
  5. Step 5: Solve for x
    x = 780,290,331,498.72/965,633.40
  6. Step 6: Final answer
    x = 808,060.63

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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.