Home / 698,703.40-1,048,276.63-249,414.62

Finding the Fourth Proportional to 698,703.40, 1,048,276.63 and 249,414.62

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Solution

The fourth proportional to 698,703.40, 1,048,276.63 and 249,414.62 is: 374,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,703.40 : 1,048,276.63 = 249,414.62 : x
  2. Step 2: Convert to fraction form
    698,703.40/1,048,276.63 = 249,414.62/x
  3. Step 3: Cross multiply
    698,703.40x = 1,048,276.63 × 249,414.62
  4. Step 4: Simplify right side
    698,703.40x = 261,455,520,258.79
  5. Step 5: Solve for x
    x = 261,455,520,258.79/698,703.40
  6. Step 6: Final answer
    x = 374,201.01

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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.