Home / 1,035,547.97-1,428,713.70-605,523.63

Finding the Fourth Proportional to 1,035,547.97, 1,428,713.70 and 605,523.63

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Solution

The fourth proportional to 1,035,547.97, 1,428,713.70 and 605,523.63 is: 835,422.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,547.97 : 1,428,713.70 = 605,523.63 : x
  2. Step 2: Convert to fraction form
    1,035,547.97/1,428,713.70 = 605,523.63/x
  3. Step 3: Cross multiply
    1,035,547.97x = 1,428,713.70 × 605,523.63
  4. Step 4: Simplify right side
    1,035,547.97x = 865,119,905,854.73
  5. Step 5: Solve for x
    x = 865,119,905,854.73/1,035,547.97
  6. Step 6: Final answer
    x = 835,422.34

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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.