Home / 851,602.52-1,175,228.46-550,321.40

Finding the Fourth Proportional to 851,602.52, 1,175,228.46 and 550,321.40

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Solution

The fourth proportional to 851,602.52, 1,175,228.46 and 550,321.40 is: 759,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,602.52 : 1,175,228.46 = 550,321.40 : x
  2. Step 2: Convert to fraction form
    851,602.52/1,175,228.46 = 550,321.40/x
  3. Step 3: Cross multiply
    851,602.52x = 1,175,228.46 × 550,321.40
  4. Step 4: Simplify right side
    851,602.52x = 646,753,371,427.04
  5. Step 5: Solve for x
    x = 646,753,371,427.04/851,602.52
  6. Step 6: Final answer
    x = 759,454.51

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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.