Home / 516,445.35-774,668.57-161,461.23

Finding the Fourth Proportional to 516,445.35, 774,668.57 and 161,461.23

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Solution

The fourth proportional to 516,445.35, 774,668.57 and 161,461.23 is: 242,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,445.35 : 774,668.57 = 161,461.23 : x
  2. Step 2: Convert to fraction form
    516,445.35/774,668.57 = 161,461.23/x
  3. Step 3: Cross multiply
    516,445.35x = 774,668.57 × 161,461.23
  4. Step 4: Simplify right side
    516,445.35x = 125,078,939,347.24
  5. Step 5: Solve for x
    x = 125,078,939,347.24/516,445.35
  6. Step 6: Final answer
    x = 242,192.01

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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.