Home / 698,820.73-1,048,254.39-193,339.35

Finding the Fourth Proportional to 698,820.73, 1,048,254.39 and 193,339.35

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Solution

The fourth proportional to 698,820.73, 1,048,254.39 and 193,339.35 is: 290,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,820.73 : 1,048,254.39 = 193,339.35 : x
  2. Step 2: Convert to fraction form
    698,820.73/1,048,254.39 = 193,339.35/x
  3. Step 3: Cross multiply
    698,820.73x = 1,048,254.39 × 193,339.35
  4. Step 4: Simplify right side
    698,820.73x = 202,668,822,397.25
  5. Step 5: Solve for x
    x = 202,668,822,397.25/698,820.73
  6. Step 6: Final answer
    x = 290,015.47

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1.5x scale

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.