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Finding the Fourth Proportional to 364,263.08, 502,504.74 and 243,434.28

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Solution

The fourth proportional to 364,263.08, 502,504.74 and 243,434.28 is: 335,820.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,263.08 : 502,504.74 = 243,434.28 : x
  2. Step 2: Convert to fraction form
    364,263.08/502,504.74 = 243,434.28/x
  3. Step 3: Cross multiply
    364,263.08x = 502,504.74 × 243,434.28
  4. Step 4: Simplify right side
    364,263.08x = 122,326,879,578.49
  5. Step 5: Solve for x
    x = 122,326,879,578.49/364,263.08
  6. Step 6: Final answer
    x = 335,820.14

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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.