Home / 395,299.04-593,058.51-129,075.53

Finding the Fourth Proportional to 395,299.04, 593,058.51 and 129,075.53

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Solution

The fourth proportional to 395,299.04, 593,058.51 and 129,075.53 is: 193,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,299.04 : 593,058.51 = 129,075.53 : x
  2. Step 2: Convert to fraction form
    395,299.04/593,058.51 = 129,075.53/x
  3. Step 3: Cross multiply
    395,299.04x = 593,058.51 × 129,075.53
  4. Step 4: Simplify right side
    395,299.04x = 76,549,338,533.97
  5. Step 5: Solve for x
    x = 76,549,338,533.97/395,299.04
  6. Step 6: Final answer
    x = 193,649.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.