Home / 692,654.80-1,036,619.02-580,461.70

Finding the Fourth Proportional to 692,654.80, 1,036,619.02 and 580,461.70

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Solution

The fourth proportional to 692,654.80, 1,036,619.02 and 580,461.70 is: 868,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,654.80 : 1,036,619.02 = 580,461.70 : x
  2. Step 2: Convert to fraction form
    692,654.80/1,036,619.02 = 580,461.70/x
  3. Step 3: Cross multiply
    692,654.80x = 1,036,619.02 × 580,461.70
  4. Step 4: Simplify right side
    692,654.80x = 601,717,638,601.53
  5. Step 5: Solve for x
    x = 601,717,638,601.53/692,654.80
  6. Step 6: Final answer
    x = 868,712.15

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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.