Home / 755,740.08-1,042,931.16-416,233.44

Finding the Fourth Proportional to 755,740.08, 1,042,931.16 and 416,233.44

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Solution

The fourth proportional to 755,740.08, 1,042,931.16 and 416,233.44 is: 574,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,740.08 : 1,042,931.16 = 416,233.44 : x
  2. Step 2: Convert to fraction form
    755,740.08/1,042,931.16 = 416,233.44/x
  3. Step 3: Cross multiply
    755,740.08x = 1,042,931.16 × 416,233.44
  4. Step 4: Simplify right side
    755,740.08x = 434,102,824,409.99
  5. Step 5: Solve for x
    x = 434,102,824,409.99/755,740.08
  6. Step 6: Final answer
    x = 574,407.57

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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.