Home / 759,590.21-1,048,192.02-415,357.89

Finding the Fourth Proportional to 759,590.21, 1,048,192.02 and 415,357.89

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Solution

The fourth proportional to 759,590.21, 1,048,192.02 and 415,357.89 is: 573,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,590.21 : 1,048,192.02 = 415,357.89 : x
  2. Step 2: Convert to fraction form
    759,590.21/1,048,192.02 = 415,357.89/x
  3. Step 3: Cross multiply
    759,590.21x = 1,048,192.02 × 415,357.89
  4. Step 4: Simplify right side
    759,590.21x = 435,374,825,742.04
  5. Step 5: Solve for x
    x = 435,374,825,742.04/759,590.21
  6. Step 6: Final answer
    x = 573,170.67

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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.