Home / 859,045.54-1,186,075.92-536,900.44

Finding the Fourth Proportional to 859,045.54, 1,186,075.92 and 536,900.44

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Solution

The fourth proportional to 859,045.54, 1,186,075.92 and 536,900.44 is: 741,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,045.54 : 1,186,075.92 = 536,900.44 : x
  2. Step 2: Convert to fraction form
    859,045.54/1,186,075.92 = 536,900.44/x
  3. Step 3: Cross multiply
    859,045.54x = 1,186,075.92 × 536,900.44
  4. Step 4: Simplify right side
    859,045.54x = 636,804,683,321.41
  5. Step 5: Solve for x
    x = 636,804,683,321.41/859,045.54
  6. Step 6: Final answer
    x = 741,293.28

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1.5x scale

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.