Home / 943,983.78-1,302,706.56-536,094.12

Finding the Fourth Proportional to 943,983.78, 1,302,706.56 and 536,094.12

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Solution

The fourth proportional to 943,983.78, 1,302,706.56 and 536,094.12 is: 739,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,983.78 : 1,302,706.56 = 536,094.12 : x
  2. Step 2: Convert to fraction form
    943,983.78/1,302,706.56 = 536,094.12/x
  3. Step 3: Cross multiply
    943,983.78x = 1,302,706.56 × 536,094.12
  4. Step 4: Simplify right side
    943,983.78x = 698,373,326,901.43
  5. Step 5: Solve for x
    x = 698,373,326,901.43/943,983.78
  6. Step 6: Final answer
    x = 739,814.96

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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.