Home / 1,333,057.75-1,999,793.98-434,290.25

Finding the Fourth Proportional to 1,333,057.75, 1,999,793.98 and 434,290.25

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Solution

The fourth proportional to 1,333,057.75, 1,999,793.98 and 434,290.25 is: 651,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,057.75 : 1,999,793.98 = 434,290.25 : x
  2. Step 2: Convert to fraction form
    1,333,057.75/1,999,793.98 = 434,290.25/x
  3. Step 3: Cross multiply
    1,333,057.75x = 1,999,793.98 × 434,290.25
  4. Step 4: Simplify right side
    1,333,057.75x = 868,491,033,065.04
  5. Step 5: Solve for x
    x = 868,491,033,065.04/1,333,057.75
  6. Step 6: Final answer
    x = 651,502.93

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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.