Home / 849,269.81-1,172,000.54-467,304.80

Finding the Fourth Proportional to 849,269.81, 1,172,000.54 and 467,304.80

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Solution

The fourth proportional to 849,269.81, 1,172,000.54 and 467,304.80 is: 644,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,269.81 : 1,172,000.54 = 467,304.80 : x
  2. Step 2: Convert to fraction form
    849,269.81/1,172,000.54 = 467,304.80/x
  3. Step 3: Cross multiply
    849,269.81x = 1,172,000.54 × 467,304.80
  4. Step 4: Simplify right side
    849,269.81x = 547,681,473,252.85
  5. Step 5: Solve for x
    x = 547,681,473,252.85/849,269.81
  6. Step 6: Final answer
    x = 644,885.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.