Home / 1,307,034.40-1,960,090.80-465,613.60

Finding the Fourth Proportional to 1,307,034.40, 1,960,090.80 and 465,613.60

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Solution

The fourth proportional to 1,307,034.40, 1,960,090.80 and 465,613.60 is: 698,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,034.40 : 1,960,090.80 = 465,613.60 : x
  2. Step 2: Convert to fraction form
    1,307,034.40/1,960,090.80 = 465,613.60/x
  3. Step 3: Cross multiply
    1,307,034.40x = 1,960,090.80 × 465,613.60
  4. Step 4: Simplify right side
    1,307,034.40x = 912,644,933,714.88
  5. Step 5: Solve for x
    x = 912,644,933,714.88/1,307,034.40
  6. Step 6: Final answer
    x = 698,256.25

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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.