Home / 760,825.50-1,049,931.66-411,964.23

Finding the Fourth Proportional to 760,825.50, 1,049,931.66 and 411,964.23

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Solution

The fourth proportional to 760,825.50, 1,049,931.66 and 411,964.23 is: 568,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,825.50 : 1,049,931.66 = 411,964.23 : x
  2. Step 2: Convert to fraction form
    760,825.50/1,049,931.66 = 411,964.23/x
  3. Step 3: Cross multiply
    760,825.50x = 1,049,931.66 × 411,964.23
  4. Step 4: Simplify right side
    760,825.50x = 432,534,287,864.52
  5. Step 5: Solve for x
    x = 432,534,287,864.52/760,825.50
  6. Step 6: Final answer
    x = 568,506.56

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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.