Home / 706,171.70-1,057,875.15-424,853.30

Finding the Fourth Proportional to 706,171.70, 1,057,875.15 and 424,853.30

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Solution

The fourth proportional to 706,171.70, 1,057,875.15 and 424,853.30 is: 636,448.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,171.70 : 1,057,875.15 = 424,853.30 : x
  2. Step 2: Convert to fraction form
    706,171.70/1,057,875.15 = 424,853.30/x
  3. Step 3: Cross multiply
    706,171.70x = 1,057,875.15 × 424,853.30
  4. Step 4: Simplify right side
    706,171.70x = 449,441,748,465.50
  5. Step 5: Solve for x
    x = 449,441,748,465.50/706,171.70
  6. Step 6: Final answer
    x = 636,448.26

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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.