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Finding the Fourth Proportional to 1,348,605.04, 1,860,916.44 and 744,957.04

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Solution

The fourth proportional to 1,348,605.04, 1,860,916.44 and 744,957.04 is: 1,027,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,605.04 : 1,860,916.44 = 744,957.04 : x
  2. Step 2: Convert to fraction form
    1,348,605.04/1,860,916.44 = 744,957.04/x
  3. Step 3: Cross multiply
    1,348,605.04x = 1,860,916.44 × 744,957.04
  4. Step 4: Simplify right side
    1,348,605.04x = 1,386,302,802,829.74
  5. Step 5: Solve for x
    x = 1,386,302,802,829.74/1,348,605.04
  6. Step 6: Final answer
    x = 1,027,953.15

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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.