Home / 946,377.81-1,306,075.91-538,496.82

Finding the Fourth Proportional to 946,377.81, 1,306,075.91 and 538,496.82

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Solution

The fourth proportional to 946,377.81, 1,306,075.91 and 538,496.82 is: 743,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,377.81 : 1,306,075.91 = 538,496.82 : x
  2. Step 2: Convert to fraction form
    946,377.81/1,306,075.91 = 538,496.82/x
  3. Step 3: Cross multiply
    946,377.81x = 1,306,075.91 × 538,496.82
  4. Step 4: Simplify right side
    946,377.81x = 703,317,721,521.12
  5. Step 5: Solve for x
    x = 703,317,721,521.12/946,377.81
  6. Step 6: Final answer
    x = 743,168.02

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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.