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Finding the Fourth Proportional to 585,005.04, 877,640.04 and 185,670

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Solution

The fourth proportional to 585,005.04, 877,640.04 and 185,670 is: 278,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,005.04 : 877,640.04 = 185,670 : x
  2. Step 2: Convert to fraction form
    585,005.04/877,640.04 = 185,670/x
  3. Step 3: Cross multiply
    585,005.04x = 877,640.04 × 185,670
  4. Step 4: Simplify right side
    585,005.04x = 162,951,426,226.80
  5. Step 5: Solve for x
    x = 162,951,426,226.80/585,005.04
  6. Step 6: Final answer
    x = 278,547.05

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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.