Home / 714,026.07-1,070,514.21-340,311.51

Finding the Fourth Proportional to 714,026.07, 1,070,514.21 and 340,311.51

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Solution

The fourth proportional to 714,026.07, 1,070,514.21 and 340,311.51 is: 510,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,026.07 : 1,070,514.21 = 340,311.51 : x
  2. Step 2: Convert to fraction form
    714,026.07/1,070,514.21 = 340,311.51/x
  3. Step 3: Cross multiply
    714,026.07x = 1,070,514.21 × 340,311.51
  4. Step 4: Simplify right side
    714,026.07x = 364,308,307,281.56
  5. Step 5: Solve for x
    x = 364,308,307,281.56/714,026.07
  6. Step 6: Final answer
    x = 510,217.10

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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.