Home / 756,529.38-1,044,010.35-417,003.30

Finding the Fourth Proportional to 756,529.38, 1,044,010.35 and 417,003.30

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Solution

The fourth proportional to 756,529.38, 1,044,010.35 and 417,003.30 is: 575,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,529.38 : 1,044,010.35 = 417,003.30 : x
  2. Step 2: Convert to fraction form
    756,529.38/1,044,010.35 = 417,003.30/x
  3. Step 3: Cross multiply
    756,529.38x = 1,044,010.35 × 417,003.30
  4. Step 4: Simplify right side
    756,529.38x = 435,355,761,184.16
  5. Step 5: Solve for x
    x = 435,355,761,184.16/756,529.38
  6. Step 6: Final answer
    x = 575,464.45

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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.