Home / 735,136.80-1,102,964.40-709,216.80

Finding the Fourth Proportional to 735,136.80, 1,102,964.40 and 709,216.80

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Solution

The fourth proportional to 735,136.80, 1,102,964.40 and 709,216.80 is: 1,064,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,136.80 : 1,102,964.40 = 709,216.80 : x
  2. Step 2: Convert to fraction form
    735,136.80/1,102,964.40 = 709,216.80/x
  3. Step 3: Cross multiply
    735,136.80x = 1,102,964.40 × 709,216.80
  4. Step 4: Simplify right side
    735,136.80x = 782,240,882,281.92
  5. Step 5: Solve for x
    x = 782,240,882,281.92/735,136.80
  6. Step 6: Final answer
    x = 1,064,075.26

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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.