Home / 706,716.70-1,057,483.05-520,092.70

Finding the Fourth Proportional to 706,716.70, 1,057,483.05 and 520,092.70

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Solution

The fourth proportional to 706,716.70, 1,057,483.05 and 520,092.70 is: 778,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,716.70 : 1,057,483.05 = 520,092.70 : x
  2. Step 2: Convert to fraction form
    706,716.70/1,057,483.05 = 520,092.70/x
  3. Step 3: Cross multiply
    706,716.70x = 1,057,483.05 × 520,092.70
  4. Step 4: Simplify right side
    706,716.70x = 549,989,214,678.74
  5. Step 5: Solve for x
    x = 549,989,214,678.74/706,716.70
  6. Step 6: Final answer
    x = 778,231.52

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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.