Home / 754,721.49-1,041,485.59-410,557.85

Finding the Fourth Proportional to 754,721.49, 1,041,485.59 and 410,557.85

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Solution

The fourth proportional to 754,721.49, 1,041,485.59 and 410,557.85 is: 566,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,721.49 : 1,041,485.59 = 410,557.85 : x
  2. Step 2: Convert to fraction form
    754,721.49/1,041,485.59 = 410,557.85/x
  3. Step 3: Cross multiply
    754,721.49x = 1,041,485.59 × 410,557.85
  4. Step 4: Simplify right side
    754,721.49x = 427,590,084,636.38
  5. Step 5: Solve for x
    x = 427,590,084,636.38/754,721.49
  6. Step 6: Final answer
    x = 566,553.48

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Double scale
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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.