Home / 758,561.36-1,046,859.54-436,362.80

Finding the Fourth Proportional to 758,561.36, 1,046,859.54 and 436,362.80

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Solution

The fourth proportional to 758,561.36, 1,046,859.54 and 436,362.80 is: 602,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,561.36 : 1,046,859.54 = 436,362.80 : x
  2. Step 2: Convert to fraction form
    758,561.36/1,046,859.54 = 436,362.80/x
  3. Step 3: Cross multiply
    758,561.36x = 1,046,859.54 × 436,362.80
  4. Step 4: Simplify right side
    758,561.36x = 456,810,560,081.11
  5. Step 5: Solve for x
    x = 456,810,560,081.11/758,561.36
  6. Step 6: Final answer
    x = 602,206.47

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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.