Home / 1,012,244.88-1,396,900.76-553,365

Finding the Fourth Proportional to 1,012,244.88, 1,396,900.76 and 553,365

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Solution

The fourth proportional to 1,012,244.88, 1,396,900.76 and 553,365 is: 763,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,244.88 : 1,396,900.76 = 553,365 : x
  2. Step 2: Convert to fraction form
    1,012,244.88/1,396,900.76 = 553,365/x
  3. Step 3: Cross multiply
    1,012,244.88x = 1,396,900.76 × 553,365
  4. Step 4: Simplify right side
    1,012,244.88x = 772,995,986,290.58
  5. Step 5: Solve for x
    x = 772,995,986,290.58/1,012,244.88
  6. Step 6: Final answer
    x = 763,645.24

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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.