Home / 973,813.80-1,460,720.70-308,965.80

Finding the Fourth Proportional to 973,813.80, 1,460,720.70 and 308,965.80

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Solution

The fourth proportional to 973,813.80, 1,460,720.70 and 308,965.80 is: 463,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,813.80 : 1,460,720.70 = 308,965.80 : x
  2. Step 2: Convert to fraction form
    973,813.80/1,460,720.70 = 308,965.80/x
  3. Step 3: Cross multiply
    973,813.80x = 1,460,720.70 × 308,965.80
  4. Step 4: Simplify right side
    973,813.80x = 451,312,739,652.06
  5. Step 5: Solve for x
    x = 451,312,739,652.06/973,813.80
  6. Step 6: Final answer
    x = 463,448.70

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Similar ratio
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1.5x scale

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.