Home / 697,058.70-1,044,205.65-415,740.30

Finding the Fourth Proportional to 697,058.70, 1,044,205.65 and 415,740.30

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Solution

The fourth proportional to 697,058.70, 1,044,205.65 and 415,740.30 is: 622,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,058.70 : 1,044,205.65 = 415,740.30 : x
  2. Step 2: Convert to fraction form
    697,058.70/1,044,205.65 = 415,740.30/x
  3. Step 3: Cross multiply
    697,058.70x = 1,044,205.65 × 415,740.30
  4. Step 4: Simplify right side
    697,058.70x = 434,118,370,192.70
  5. Step 5: Solve for x
    x = 434,118,370,192.70/697,058.70
  6. Step 6: Final answer
    x = 622,785.96

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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.