Home / 760,621.50-1,049,617.76-416,391.44

Finding the Fourth Proportional to 760,621.50, 1,049,617.76 and 416,391.44

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Solution

The fourth proportional to 760,621.50, 1,049,617.76 and 416,391.44 is: 574,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,621.50 : 1,049,617.76 = 416,391.44 : x
  2. Step 2: Convert to fraction form
    760,621.50/1,049,617.76 = 416,391.44/x
  3. Step 3: Cross multiply
    760,621.50x = 1,049,617.76 × 416,391.44
  4. Step 4: Simplify right side
    760,621.50x = 437,051,843,205.93
  5. Step 5: Solve for x
    x = 437,051,843,205.93/760,621.50
  6. Step 6: Final answer
    x = 574,598.33

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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.