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Finding the Fourth Proportional to 545,054, 817,627.08 and 151,070

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Solution

The fourth proportional to 545,054, 817,627.08 and 151,070 is: 226,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,054 : 817,627.08 = 151,070 : x
  2. Step 2: Convert to fraction form
    545,054/817,627.08 = 151,070/x
  3. Step 3: Cross multiply
    545,054x = 817,627.08 × 151,070
  4. Step 4: Simplify right side
    545,054x = 123,518,922,975.60
  5. Step 5: Solve for x
    x = 123,518,922,975.60/545,054
  6. Step 6: Final answer
    x = 226,617.77

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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.