Home / 746,047.64-1,029,513.57-423,756.74

Finding the Fourth Proportional to 746,047.64, 1,029,513.57 and 423,756.74

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Solution

The fourth proportional to 746,047.64, 1,029,513.57 and 423,756.74 is: 584,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,047.64 : 1,029,513.57 = 423,756.74 : x
  2. Step 2: Convert to fraction form
    746,047.64/1,029,513.57 = 423,756.74/x
  3. Step 3: Cross multiply
    746,047.64x = 1,029,513.57 × 423,756.74
  4. Step 4: Simplify right side
    746,047.64x = 436,263,314,208.96
  5. Step 5: Solve for x
    x = 436,263,314,208.96/746,047.64
  6. Step 6: Final answer
    x = 584,766.03

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Double scale
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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.