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Finding the Fourth Proportional to 252,058.76, 378,088.14 and 65,070.26

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Solution

The fourth proportional to 252,058.76, 378,088.14 and 65,070.26 is: 97,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,058.76 : 378,088.14 = 65,070.26 : x
  2. Step 2: Convert to fraction form
    252,058.76/378,088.14 = 65,070.26/x
  3. Step 3: Cross multiply
    252,058.76x = 378,088.14 × 65,070.26
  4. Step 4: Simplify right side
    252,058.76x = 24,602,293,572.72
  5. Step 5: Solve for x
    x = 24,602,293,572.72/252,058.76
  6. Step 6: Final answer
    x = 97,605.39

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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.