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Finding the Fourth Proportional to 1,733,703.80, 2,599,518.90 and 893,895.80

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Solution

The fourth proportional to 1,733,703.80, 2,599,518.90 and 893,895.80 is: 1,340,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,703.80 : 2,599,518.90 = 893,895.80 : x
  2. Step 2: Convert to fraction form
    1,733,703.80/2,599,518.90 = 893,895.80/x
  3. Step 3: Cross multiply
    1,733,703.80x = 2,599,518.90 × 893,895.80
  4. Step 4: Simplify right side
    1,733,703.80x = 2,323,699,026,730.62
  5. Step 5: Solve for x
    x = 2,323,699,026,730.62/1,733,703.80
  6. Step 6: Final answer
    x = 1,340,309.13

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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.