Home / 876,737.04-1,210,172.79-514,307.40

Finding the Fourth Proportional to 876,737.04, 1,210,172.79 and 514,307.40

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Solution

The fourth proportional to 876,737.04, 1,210,172.79 and 514,307.40 is: 709,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,737.04 : 1,210,172.79 = 514,307.40 : x
  2. Step 2: Convert to fraction form
    876,737.04/1,210,172.79 = 514,307.40/x
  3. Step 3: Cross multiply
    876,737.04x = 1,210,172.79 × 514,307.40
  4. Step 4: Simplify right side
    876,737.04x = 622,400,821,175.65
  5. Step 5: Solve for x
    x = 622,400,821,175.65/876,737.04
  6. Step 6: Final answer
    x = 709,905.93

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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.