Home / 734,553.70-1,013,783.02-412,281.43

Finding the Fourth Proportional to 734,553.70, 1,013,783.02 and 412,281.43

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Solution

The fourth proportional to 734,553.70, 1,013,783.02 and 412,281.43 is: 569,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,553.70 : 1,013,783.02 = 412,281.43 : x
  2. Step 2: Convert to fraction form
    734,553.70/1,013,783.02 = 412,281.43/x
  3. Step 3: Cross multiply
    734,553.70x = 1,013,783.02 × 412,281.43
  4. Step 4: Simplify right side
    734,553.70x = 417,963,909,630.16
  5. Step 5: Solve for x
    x = 417,963,909,630.16/734,553.70
  6. Step 6: Final answer
    x = 569,003.89

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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.