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Finding the Fourth Proportional to 585,079.30, 877,554.15 and 164,397.70

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Solution

The fourth proportional to 585,079.30, 877,554.15 and 164,397.70 is: 246,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,079.30 : 877,554.15 = 164,397.70 : x
  2. Step 2: Convert to fraction form
    585,079.30/877,554.15 = 164,397.70/x
  3. Step 3: Cross multiply
    585,079.30x = 877,554.15 × 164,397.70
  4. Step 4: Simplify right side
    585,079.30x = 144,267,883,885.46
  5. Step 5: Solve for x
    x = 144,267,883,885.46/585,079.30
  6. Step 6: Final answer
    x = 246,578.34

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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.