Home / 983,340.47-1,357,009.46-575,519.96

Finding the Fourth Proportional to 983,340.47, 1,357,009.46 and 575,519.96

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Solution

The fourth proportional to 983,340.47, 1,357,009.46 and 575,519.96 is: 794,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,340.47 : 1,357,009.46 = 575,519.96 : x
  2. Step 2: Convert to fraction form
    983,340.47/1,357,009.46 = 575,519.96/x
  3. Step 3: Cross multiply
    983,340.47x = 1,357,009.46 × 575,519.96
  4. Step 4: Simplify right side
    983,340.47x = 780,986,023,353.77
  5. Step 5: Solve for x
    x = 780,986,023,353.77/983,340.47
  6. Step 6: Final answer
    x = 794,217.31

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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.