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Finding the Fourth Proportional to 1,349,352, 1,862,055 and 737,499.74

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Solution

The fourth proportional to 1,349,352, 1,862,055 and 737,499.74 is: 1,017,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,352 : 1,862,055 = 737,499.74 : x
  2. Step 2: Convert to fraction form
    1,349,352/1,862,055 = 737,499.74/x
  3. Step 3: Cross multiply
    1,349,352x = 1,862,055 × 737,499.74
  4. Step 4: Simplify right side
    1,349,352x = 1,373,265,069,055.43
  5. Step 5: Solve for x
    x = 1,373,265,069,055.43/1,349,352
  6. Step 6: Final answer
    x = 1,017,721.89

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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.