Home / 963,363.30-1,439,185.63-623,636.34

Finding the Fourth Proportional to 963,363.30, 1,439,185.63 and 623,636.34

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Solution

The fourth proportional to 963,363.30, 1,439,185.63 and 623,636.34 is: 931,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,363.30 : 1,439,185.63 = 623,636.34 : x
  2. Step 2: Convert to fraction form
    963,363.30/1,439,185.63 = 623,636.34/x
  3. Step 3: Cross multiply
    963,363.30x = 1,439,185.63 × 623,636.34
  4. Step 4: Simplify right side
    963,363.30x = 897,528,458,873.79
  5. Step 5: Solve for x
    x = 897,528,458,873.79/963,363.30
  6. Step 6: Final answer
    x = 931,661.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.