Home / 427,571.04-590,058.84-257,816.10

Finding the Fourth Proportional to 427,571.04, 590,058.84 and 257,816.10

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Solution

The fourth proportional to 427,571.04, 590,058.84 and 257,816.10 is: 355,792.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,571.04 : 590,058.84 = 257,816.10 : x
  2. Step 2: Convert to fraction form
    427,571.04/590,058.84 = 257,816.10/x
  3. Step 3: Cross multiply
    427,571.04x = 590,058.84 × 257,816.10
  4. Step 4: Simplify right side
    427,571.04x = 152,126,668,899.32
  5. Step 5: Solve for x
    x = 152,126,668,899.32/427,571.04
  6. Step 6: Final answer
    x = 355,792.73

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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.