Home / 983,528.26-1,357,366.21-575,605.78

Finding the Fourth Proportional to 983,528.26, 1,357,366.21 and 575,605.78

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Solution

The fourth proportional to 983,528.26, 1,357,366.21 and 575,605.78 is: 794,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,528.26 : 1,357,366.21 = 575,605.78 : x
  2. Step 2: Convert to fraction form
    983,528.26/1,357,366.21 = 575,605.78/x
  3. Step 3: Cross multiply
    983,528.26x = 1,357,366.21 × 575,605.78
  4. Step 4: Simplify right side
    983,528.26x = 781,307,831,220.26
  5. Step 5: Solve for x
    x = 781,307,831,220.26/983,528.26
  6. Step 6: Final answer
    x = 794,392.87

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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.