Home / 760,619.52-1,049,614.99-416,389.49

Finding the Fourth Proportional to 760,619.52, 1,049,614.99 and 416,389.49

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Solution

The fourth proportional to 760,619.52, 1,049,614.99 and 416,389.49 is: 574,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,619.52 : 1,049,614.99 = 416,389.49 : x
  2. Step 2: Convert to fraction form
    760,619.52/1,049,614.99 = 416,389.49/x
  3. Step 3: Cross multiply
    760,619.52x = 1,049,614.99 × 416,389.49
  4. Step 4: Simplify right side
    760,619.52x = 437,048,644,093.41
  5. Step 5: Solve for x
    x = 437,048,644,093.41/760,619.52
  6. Step 6: Final answer
    x = 574,595.62

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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.