Home / 491,055.40-736,583.10-470,060.20

Finding the Fourth Proportional to 491,055.40, 736,583.10 and 470,060.20

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Solution

The fourth proportional to 491,055.40, 736,583.10 and 470,060.20 is: 705,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,055.40 : 736,583.10 = 470,060.20 : x
  2. Step 2: Convert to fraction form
    491,055.40/736,583.10 = 470,060.20/x
  3. Step 3: Cross multiply
    491,055.40x = 736,583.10 × 470,060.20
  4. Step 4: Simplify right side
    491,055.40x = 346,238,399,302.62
  5. Step 5: Solve for x
    x = 346,238,399,302.62/491,055.40
  6. Step 6: Final answer
    x = 705,090.30

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Similar ratio
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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.