Home / 705,605.16-973,741.86-383,317.68

Finding the Fourth Proportional to 705,605.16, 973,741.86 and 383,317.68

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Solution

The fourth proportional to 705,605.16, 973,741.86 and 383,317.68 is: 528,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,605.16 : 973,741.86 = 383,317.68 : x
  2. Step 2: Convert to fraction form
    705,605.16/973,741.86 = 383,317.68/x
  3. Step 3: Cross multiply
    705,605.16x = 973,741.86 × 383,317.68
  4. Step 4: Simplify right side
    705,605.16x = 373,252,470,694.09
  5. Step 5: Solve for x
    x = 373,252,470,694.09/705,605.16
  6. Step 6: Final answer
    x = 528,982.06

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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.