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Finding the Fourth Proportional to 1,922,457.82, 2,883,973.43 and 707,941.00

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Solution

The fourth proportional to 1,922,457.82, 2,883,973.43 and 707,941.00 is: 1,062,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,457.82 : 2,883,973.43 = 707,941.00 : x
  2. Step 2: Convert to fraction form
    1,922,457.82/2,883,973.43 = 707,941.00/x
  3. Step 3: Cross multiply
    1,922,457.82x = 2,883,973.43 × 707,941.00
  4. Step 4: Simplify right side
    1,922,457.82x = 2,041,683,020,671.12
  5. Step 5: Solve for x
    x = 2,041,683,020,671.12/1,922,457.82
  6. Step 6: Final answer
    x = 1,062,017.07

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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.