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Finding the Fourth Proportional to 294,124.16, 406,261.31 and 242,627.87

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Solution

The fourth proportional to 294,124.16, 406,261.31 and 242,627.87 is: 335,131.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,124.16 : 406,261.31 = 242,627.87 : x
  2. Step 2: Convert to fraction form
    294,124.16/406,261.31 = 242,627.87/x
  3. Step 3: Cross multiply
    294,124.16x = 406,261.31 × 242,627.87
  4. Step 4: Simplify right side
    294,124.16x = 98,570,316,111.22
  5. Step 5: Solve for x
    x = 98,570,316,111.22/294,124.16
  6. Step 6: Final answer
    x = 335,131.65

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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.