Home / 704,395.40-1,054,726.86-371,271.56

Finding the Fourth Proportional to 704,395.40, 1,054,726.86 and 371,271.56

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Solution

The fourth proportional to 704,395.40, 1,054,726.86 and 371,271.56 is: 555,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,395.40 : 1,054,726.86 = 371,271.56 : x
  2. Step 2: Convert to fraction form
    704,395.40/1,054,726.86 = 371,271.56/x
  3. Step 3: Cross multiply
    704,395.40x = 1,054,726.86 × 371,271.56
  4. Step 4: Simplify right side
    704,395.40x = 391,590,086,686.10
  5. Step 5: Solve for x
    x = 391,590,086,686.10/704,395.40
  6. Step 6: Final answer
    x = 555,923.69

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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.