Home / 975,027.40-1,462,541.10-343,859.20

Finding the Fourth Proportional to 975,027.40, 1,462,541.10 and 343,859.20

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Solution

The fourth proportional to 975,027.40, 1,462,541.10 and 343,859.20 is: 515,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,027.40 : 1,462,541.10 = 343,859.20 : x
  2. Step 2: Convert to fraction form
    975,027.40/1,462,541.10 = 343,859.20/x
  3. Step 3: Cross multiply
    975,027.40x = 1,462,541.10 × 343,859.20
  4. Step 4: Simplify right side
    975,027.40x = 502,908,212,613.12
  5. Step 5: Solve for x
    x = 502,908,212,613.12/975,027.40
  6. Step 6: Final answer
    x = 515,788.80

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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.