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Finding the Fourth Proportional to 416,303.67, 574,513.00 and 255,127.59

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Solution

The fourth proportional to 416,303.67, 574,513.00 and 255,127.59 is: 352,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,303.67 : 574,513.00 = 255,127.59 : x
  2. Step 2: Convert to fraction form
    416,303.67/574,513.00 = 255,127.59/x
  3. Step 3: Cross multiply
    416,303.67x = 574,513.00 × 255,127.59
  4. Step 4: Simplify right side
    416,303.67x = 146,574,116,875.08
  5. Step 5: Solve for x
    x = 146,574,116,875.08/416,303.67
  6. Step 6: Final answer
    x = 352,084.61

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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.