Home / 704,394.88-1,056,132.95-463,780.53

Finding the Fourth Proportional to 704,394.88, 1,056,132.95 and 463,780.53

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Solution

The fourth proportional to 704,394.88, 1,056,132.95 and 463,780.53 is: 695,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,394.88 : 1,056,132.95 = 463,780.53 : x
  2. Step 2: Convert to fraction form
    704,394.88/1,056,132.95 = 463,780.53/x
  3. Step 3: Cross multiply
    704,394.88x = 1,056,132.95 × 463,780.53
  4. Step 4: Simplify right side
    704,394.88x = 489,813,896,982.56
  5. Step 5: Solve for x
    x = 489,813,896,982.56/704,394.88
  6. Step 6: Final answer
    x = 695,368.34

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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.