Home / 993,966.54-1,371,637.83-607,428.64

Finding the Fourth Proportional to 993,966.54, 1,371,637.83 and 607,428.64

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Solution

The fourth proportional to 993,966.54, 1,371,637.83 and 607,428.64 is: 838,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,966.54 : 1,371,637.83 = 607,428.64 : x
  2. Step 2: Convert to fraction form
    993,966.54/1,371,637.83 = 607,428.64/x
  3. Step 3: Cross multiply
    993,966.54x = 1,371,637.83 × 607,428.64
  4. Step 4: Simplify right side
    993,966.54x = 833,172,104,374.41
  5. Step 5: Solve for x
    x = 833,172,104,374.41/993,966.54
  6. Step 6: Final answer
    x = 838,229.53

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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.