Home / 983,776.39-1,357,708.26-575,853.51

Finding the Fourth Proportional to 983,776.39, 1,357,708.26 and 575,853.51

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Solution

The fourth proportional to 983,776.39, 1,357,708.26 and 575,853.51 is: 794,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,776.39 : 1,357,708.26 = 575,853.51 : x
  2. Step 2: Convert to fraction form
    983,776.39/1,357,708.26 = 575,853.51/x
  3. Step 3: Cross multiply
    983,776.39x = 1,357,708.26 × 575,853.51
  4. Step 4: Simplify right side
    983,776.39x = 781,841,067,076.99
  5. Step 5: Solve for x
    x = 781,841,067,076.99/983,776.39
  6. Step 6: Final answer
    x = 794,734.53

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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.