Home / 697,030.65-1,044,193.28-408,144.15

Finding the Fourth Proportional to 697,030.65, 1,044,193.28 and 408,144.15

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Solution

The fourth proportional to 697,030.65, 1,044,193.28 and 408,144.15 is: 611,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,030.65 : 1,044,193.28 = 408,144.15 : x
  2. Step 2: Convert to fraction form
    697,030.65/1,044,193.28 = 408,144.15/x
  3. Step 3: Cross multiply
    697,030.65x = 1,044,193.28 × 408,144.15
  4. Step 4: Simplify right side
    697,030.65x = 426,181,376,660.59
  5. Step 5: Solve for x
    x = 426,181,376,660.59/697,030.65
  6. Step 6: Final answer
    x = 611,424.16

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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.