Home / 913,426.46-1,260,519.23-505,529.09

Finding the Fourth Proportional to 913,426.46, 1,260,519.23 and 505,529.09

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Solution

The fourth proportional to 913,426.46, 1,260,519.23 and 505,529.09 is: 697,625.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,426.46 : 1,260,519.23 = 505,529.09 : x
  2. Step 2: Convert to fraction form
    913,426.46/1,260,519.23 = 505,529.09/x
  3. Step 3: Cross multiply
    913,426.46x = 1,260,519.23 × 505,529.09
  4. Step 4: Simplify right side
    913,426.46x = 637,229,139,269.40
  5. Step 5: Solve for x
    x = 637,229,139,269.40/913,426.46
  6. Step 6: Final answer
    x = 697,625.01

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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.