Home / 536,279.56-740,071.13-291,269.10

Finding the Fourth Proportional to 536,279.56, 740,071.13 and 291,269.10

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Solution

The fourth proportional to 536,279.56, 740,071.13 and 291,269.10 is: 401,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,279.56 : 740,071.13 = 291,269.10 : x
  2. Step 2: Convert to fraction form
    536,279.56/740,071.13 = 291,269.10/x
  3. Step 3: Cross multiply
    536,279.56x = 740,071.13 × 291,269.10
  4. Step 4: Simplify right side
    536,279.56x = 215,559,851,971.08
  5. Step 5: Solve for x
    x = 215,559,851,971.08/536,279.56
  6. Step 6: Final answer
    x = 401,954.26

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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.