Home / 690,666.46-1,036,706.64-570,340.03

Finding the Fourth Proportional to 690,666.46, 1,036,706.64 and 570,340.03

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Solution

The fourth proportional to 690,666.46, 1,036,706.64 and 570,340.03 is: 856,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,666.46 : 1,036,706.64 = 570,340.03 : x
  2. Step 2: Convert to fraction form
    690,666.46/1,036,706.64 = 570,340.03/x
  3. Step 3: Cross multiply
    690,666.46x = 1,036,706.64 × 570,340.03
  4. Step 4: Simplify right side
    690,666.46x = 591,275,294,279.96
  5. Step 5: Solve for x
    x = 591,275,294,279.96/690,666.46
  6. Step 6: Final answer
    x = 856,093.83

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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.