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Finding the Fourth Proportional to 1,946,685.81, 2,920,035.89 and 598,839.08

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Solution

The fourth proportional to 1,946,685.81, 2,920,035.89 and 598,839.08 is: 898,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,685.81 : 2,920,035.89 = 598,839.08 : x
  2. Step 2: Convert to fraction form
    1,946,685.81/2,920,035.89 = 598,839.08/x
  3. Step 3: Cross multiply
    1,946,685.81x = 2,920,035.89 × 598,839.08
  4. Step 4: Simplify right side
    1,946,685.81x = 1,748,631,592,831.50
  5. Step 5: Solve for x
    x = 1,748,631,592,831.50/1,946,685.81
  6. Step 6: Final answer
    x = 898,260.82

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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.