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Finding the Fourth Proportional to 489,050.46, 732,491.91 and 375,897.51

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Solution

The fourth proportional to 489,050.46, 732,491.91 and 375,897.51 is: 563,013.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,050.46 : 732,491.91 = 375,897.51 : x
  2. Step 2: Convert to fraction form
    489,050.46/732,491.91 = 375,897.51/x
  3. Step 3: Cross multiply
    489,050.46x = 732,491.91 × 375,897.51
  4. Step 4: Simplify right side
    489,050.46x = 275,341,885,064.14
  5. Step 5: Solve for x
    x = 275,341,885,064.14/489,050.46
  6. Step 6: Final answer
    x = 563,013.24

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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.