Home / 705,284.90-1,058,964.15-495,851.30

Finding the Fourth Proportional to 705,284.90, 1,058,964.15 and 495,851.30

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Solution

The fourth proportional to 705,284.90, 1,058,964.15 and 495,851.30 is: 744,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,284.90 : 1,058,964.15 = 495,851.30 : x
  2. Step 2: Convert to fraction form
    705,284.90/1,058,964.15 = 495,851.30/x
  3. Step 3: Cross multiply
    705,284.90x = 1,058,964.15 × 495,851.30
  4. Step 4: Simplify right side
    705,284.90x = 525,088,750,430.90
  5. Step 5: Solve for x
    x = 525,088,750,430.90/705,284.90
  6. Step 6: Final answer
    x = 744,505.87

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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.