Home / 895,144.52-1,235,263.14-512,905.64

Finding the Fourth Proportional to 895,144.52, 1,235,263.14 and 512,905.64

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Solution

The fourth proportional to 895,144.52, 1,235,263.14 and 512,905.64 is: 707,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,144.52 : 1,235,263.14 = 512,905.64 : x
  2. Step 2: Convert to fraction form
    895,144.52/1,235,263.14 = 512,905.64/x
  3. Step 3: Cross multiply
    895,144.52x = 1,235,263.14 × 512,905.64
  4. Step 4: Simplify right side
    895,144.52x = 633,573,431,390.11
  5. Step 5: Solve for x
    x = 633,573,431,390.11/895,144.52
  6. Step 6: Final answer
    x = 707,788.99

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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.