Home / 697,131.69-1,045,675.67-383,559.63

Finding the Fourth Proportional to 697,131.69, 1,045,675.67 and 383,559.63

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Solution

The fourth proportional to 697,131.69, 1,045,675.67 and 383,559.63 is: 575,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,131.69 : 1,045,675.67 = 383,559.63 : x
  2. Step 2: Convert to fraction form
    697,131.69/1,045,675.67 = 383,559.63/x
  3. Step 3: Cross multiply
    697,131.69x = 1,045,675.67 × 383,559.63
  4. Step 4: Simplify right side
    697,131.69x = 401,078,971,167.40
  5. Step 5: Solve for x
    x = 401,078,971,167.40/697,131.69
  6. Step 6: Final answer
    x = 575,327.41

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Double scale
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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.