Home / 1,045,492.80-1,442,560-683,447.04

Finding the Fourth Proportional to 1,045,492.80, 1,442,560 and 683,447.04

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Solution

The fourth proportional to 1,045,492.80, 1,442,560 and 683,447.04 is: 943,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,492.80 : 1,442,560 = 683,447.04 : x
  2. Step 2: Convert to fraction form
    1,045,492.80/1,442,560 = 683,447.04/x
  3. Step 3: Cross multiply
    1,045,492.80x = 1,442,560 × 683,447.04
  4. Step 4: Simplify right side
    1,045,492.80x = 985,913,362,022.40
  5. Step 5: Solve for x
    x = 985,913,362,022.40/1,045,492.80
  6. Step 6: Final answer
    x = 943,013.06

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1.5x scale

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.