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Finding the Fourth Proportional to 586,065.82, 878,923.76 and 249,105.02

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Solution

The fourth proportional to 586,065.82, 878,923.76 and 249,105.02 is: 373,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,065.82 : 878,923.76 = 249,105.02 : x
  2. Step 2: Convert to fraction form
    586,065.82/878,923.76 = 249,105.02/x
  3. Step 3: Cross multiply
    586,065.82x = 878,923.76 × 249,105.02
  4. Step 4: Simplify right side
    586,065.82x = 218,944,320,813.28
  5. Step 5: Solve for x
    x = 218,944,320,813.28/586,065.82
  6. Step 6: Final answer
    x = 373,583.16

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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.