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Finding the Fourth Proportional to 1,799,338.16, 2,483,089.08 and 1,035,376.40

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Solution

The fourth proportional to 1,799,338.16, 2,483,089.08 and 1,035,376.40 is: 1,428,820.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,338.16 : 2,483,089.08 = 1,035,376.40 : x
  2. Step 2: Convert to fraction form
    1,799,338.16/2,483,089.08 = 1,035,376.40/x
  3. Step 3: Cross multiply
    1,799,338.16x = 2,483,089.08 × 1,035,376.40
  4. Step 4: Simplify right side
    1,799,338.16x = 2,570,931,832,529.71
  5. Step 5: Solve for x
    x = 2,570,931,832,529.71/1,799,338.16
  6. Step 6: Final answer
    x = 1,428,820.82

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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.