Home / 697,036.80-1,042,790.40-604,569.60

Finding the Fourth Proportional to 697,036.80, 1,042,790.40 and 604,569.60

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Solution

The fourth proportional to 697,036.80, 1,042,790.40 and 604,569.60 is: 904,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,036.80 : 1,042,790.40 = 604,569.60 : x
  2. Step 2: Convert to fraction form
    697,036.80/1,042,790.40 = 604,569.60/x
  3. Step 3: Cross multiply
    697,036.80x = 1,042,790.40 × 604,569.60
  4. Step 4: Simplify right side
    697,036.80x = 630,439,375,011.84
  5. Step 5: Solve for x
    x = 630,439,375,011.84/697,036.80
  6. Step 6: Final answer
    x = 904,456.37

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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.