Home / 760,509.40-1,049,596.77-433,902.82

Finding the Fourth Proportional to 760,509.40, 1,049,596.77 and 433,902.82

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Solution

The fourth proportional to 760,509.40, 1,049,596.77 and 433,902.82 is: 598,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,509.40 : 1,049,596.77 = 433,902.82 : x
  2. Step 2: Convert to fraction form
    760,509.40/1,049,596.77 = 433,902.82/x
  3. Step 3: Cross multiply
    760,509.40x = 1,049,596.77 × 433,902.82
  4. Step 4: Simplify right side
    760,509.40x = 455,422,998,365.89
  5. Step 5: Solve for x
    x = 455,422,998,365.89/760,509.40
  6. Step 6: Final answer
    x = 598,839.41

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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.