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Finding the Fourth Proportional to 1,766,272.63, 2,437,774.32 and 1,041,078.01

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Solution

The fourth proportional to 1,766,272.63, 2,437,774.32 and 1,041,078.01 is: 1,436,875.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,272.63 : 2,437,774.32 = 1,041,078.01 : x
  2. Step 2: Convert to fraction form
    1,766,272.63/2,437,774.32 = 1,041,078.01/x
  3. Step 3: Cross multiply
    1,766,272.63x = 2,437,774.32 × 1,041,078.01
  4. Step 4: Simplify right side
    1,766,272.63x = 2,537,913,237,894.70
  5. Step 5: Solve for x
    x = 2,537,913,237,894.70/1,766,272.63
  6. Step 6: Final answer
    x = 1,436,875.14

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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.