Home / 593,075.60-889,613.40-219,021.20

Finding the Fourth Proportional to 593,075.60, 889,613.40 and 219,021.20

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Solution

The fourth proportional to 593,075.60, 889,613.40 and 219,021.20 is: 328,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,075.60 : 889,613.40 = 219,021.20 : x
  2. Step 2: Convert to fraction form
    593,075.60/889,613.40 = 219,021.20/x
  3. Step 3: Cross multiply
    593,075.60x = 889,613.40 × 219,021.20
  4. Step 4: Simplify right side
    593,075.60x = 194,844,194,404.08
  5. Step 5: Solve for x
    x = 194,844,194,404.08/593,075.60
  6. Step 6: Final answer
    x = 328,531.80

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Double scale
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Similar ratio
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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.