Home / 1,285,653.51-1,774,082.50-712,644.93

Finding the Fourth Proportional to 1,285,653.51, 1,774,082.50 and 712,644.93

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Solution

The fourth proportional to 1,285,653.51, 1,774,082.50 and 712,644.93 is: 983,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,653.51 : 1,774,082.50 = 712,644.93 : x
  2. Step 2: Convert to fraction form
    1,285,653.51/1,774,082.50 = 712,644.93/x
  3. Step 3: Cross multiply
    1,285,653.51x = 1,774,082.50 × 712,644.93
  4. Step 4: Simplify right side
    1,285,653.51x = 1,264,290,899,026.73
  5. Step 5: Solve for x
    x = 1,264,290,899,026.73/1,285,653.51
  6. Step 6: Final answer
    x = 983,383.85

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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.