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Finding the Fourth Proportional to 1,698,265.84, 2,343,606.78 and 934,303

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Solution

The fourth proportional to 1,698,265.84, 2,343,606.78 and 934,303 is: 1,289,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,265.84 : 2,343,606.78 = 934,303 : x
  2. Step 2: Convert to fraction form
    1,698,265.84/2,343,606.78 = 934,303/x
  3. Step 3: Cross multiply
    1,698,265.84x = 2,343,606.78 × 934,303
  4. Step 4: Simplify right side
    1,698,265.84x = 2,189,638,845,374.34
  5. Step 5: Solve for x
    x = 2,189,638,845,374.34/1,698,265.84
  6. Step 6: Final answer
    x = 1,289,338.10

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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.