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Finding the Fourth Proportional to 2,547,973.95, 3,818,563.38 and 948,927.03

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Solution

The fourth proportional to 2,547,973.95, 3,818,563.38 and 948,927.03 is: 1,422,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,973.95 : 3,818,563.38 = 948,927.03 : x
  2. Step 2: Convert to fraction form
    2,547,973.95/3,818,563.38 = 948,927.03/x
  3. Step 3: Cross multiply
    2,547,973.95x = 3,818,563.38 × 948,927.03
  4. Step 4: Simplify right side
    2,547,973.95x = 3,623,538,007,050.16
  5. Step 5: Solve for x
    x = 3,623,538,007,050.16/2,547,973.95
  6. Step 6: Final answer
    x = 1,422,125.22

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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.