Home / 738,446.51-1,012,410.47-724,995.08

Finding the Fourth Proportional to 738,446.51, 1,012,410.47 and 724,995.08

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Solution

The fourth proportional to 738,446.51, 1,012,410.47 and 724,995.08 is: 993,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,446.51 : 1,012,410.47 = 724,995.08 : x
  2. Step 2: Convert to fraction form
    738,446.51/1,012,410.47 = 724,995.08/x
  3. Step 3: Cross multiply
    738,446.51x = 1,012,410.47 × 724,995.08
  4. Step 4: Simplify right side
    738,446.51x = 733,992,601,003.46
  5. Step 5: Solve for x
    x = 733,992,601,003.46/738,446.51
  6. Step 6: Final answer
    x = 993,968.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.