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Finding the Fourth Proportional to 1,871,358.02, 2,582,489.51 and 1,033,176.60

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Solution

The fourth proportional to 1,871,358.02, 2,582,489.51 and 1,033,176.60 is: 1,425,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,358.02 : 2,582,489.51 = 1,033,176.60 : x
  2. Step 2: Convert to fraction form
    1,871,358.02/2,582,489.51 = 1,033,176.60/x
  3. Step 3: Cross multiply
    1,871,358.02x = 2,582,489.51 × 1,033,176.60
  4. Step 4: Simplify right side
    1,871,358.02x = 2,668,167,730,186.00
  5. Step 5: Solve for x
    x = 2,668,167,730,186.00/1,871,358.02
  6. Step 6: Final answer
    x = 1,425,792.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.