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Finding the Fourth Proportional to 545,010, 817,544.16 and 171,062.16

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Solution

The fourth proportional to 545,010, 817,544.16 and 171,062.16 is: 256,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,010 : 817,544.16 = 171,062.16 : x
  2. Step 2: Convert to fraction form
    545,010/817,544.16 = 171,062.16/x
  3. Step 3: Cross multiply
    545,010x = 817,544.16 × 171,062.16
  4. Step 4: Simplify right side
    545,010x = 139,850,869,904.99
  5. Step 5: Solve for x
    x = 139,850,869,904.99/545,010
  6. Step 6: Final answer
    x = 256,602.39

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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.