Home / 783,010.80-1,173,641.40-333,655.20

Finding the Fourth Proportional to 783,010.80, 1,173,641.40 and 333,655.20

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Solution

The fourth proportional to 783,010.80, 1,173,641.40 and 333,655.20 is: 500,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,010.80 : 1,173,641.40 = 333,655.20 : x
  2. Step 2: Convert to fraction form
    783,010.80/1,173,641.40 = 333,655.20/x
  3. Step 3: Cross multiply
    783,010.80x = 1,173,641.40 × 333,655.20
  4. Step 4: Simplify right side
    783,010.80x = 391,591,556,045.28
  5. Step 5: Solve for x
    x = 391,591,556,045.28/783,010.80
  6. Step 6: Final answer
    x = 500,110.03

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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.