Home / 823,437.16-1,233,880.38-571,208.20

Finding the Fourth Proportional to 823,437.16, 1,233,880.38 and 571,208.20

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Solution

The fourth proportional to 823,437.16, 1,233,880.38 and 571,208.20 is: 855,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,437.16 : 1,233,880.38 = 571,208.20 : x
  2. Step 2: Convert to fraction form
    823,437.16/1,233,880.38 = 571,208.20/x
  3. Step 3: Cross multiply
    823,437.16x = 1,233,880.38 × 571,208.20
  4. Step 4: Simplify right side
    823,437.16x = 704,802,590,875.12
  5. Step 5: Solve for x
    x = 704,802,590,875.12/823,437.16
  6. Step 6: Final answer
    x = 855,927.60

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Double scale
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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.