Home / 670,747.81-925,547.97-453,429.33

Finding the Fourth Proportional to 670,747.81, 925,547.97 and 453,429.33

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Solution

The fourth proportional to 670,747.81, 925,547.97 and 453,429.33 is: 625,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,747.81 : 925,547.97 = 453,429.33 : x
  2. Step 2: Convert to fraction form
    670,747.81/925,547.97 = 453,429.33/x
  3. Step 3: Cross multiply
    670,747.81x = 925,547.97 × 453,429.33
  4. Step 4: Simplify right side
    670,747.81x = 419,670,591,338.94
  5. Step 5: Solve for x
    x = 419,670,591,338.94/670,747.81
  6. Step 6: Final answer
    x = 625,675.68

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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.