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Finding the Fourth Proportional to 586,582.47, 880,206.57 and 316,707.03

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Solution

The fourth proportional to 586,582.47, 880,206.57 and 316,707.03 is: 475,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,582.47 : 880,206.57 = 316,707.03 : x
  2. Step 2: Convert to fraction form
    586,582.47/880,206.57 = 316,707.03/x
  3. Step 3: Cross multiply
    586,582.47x = 880,206.57 × 316,707.03
  4. Step 4: Simplify right side
    586,582.47x = 278,767,608,571.19
  5. Step 5: Solve for x
    x = 278,767,608,571.19/586,582.47
  6. Step 6: Final answer
    x = 475,240.27

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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.