Home / 857,951.76-1,184,115.06-476,101.56

Finding the Fourth Proportional to 857,951.76, 1,184,115.06 and 476,101.56

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Solution

The fourth proportional to 857,951.76, 1,184,115.06 and 476,101.56 is: 657,098.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,951.76 : 1,184,115.06 = 476,101.56 : x
  2. Step 2: Convert to fraction form
    857,951.76/1,184,115.06 = 476,101.56/x
  3. Step 3: Cross multiply
    857,951.76x = 1,184,115.06 × 476,101.56
  4. Step 4: Simplify right side
    857,951.76x = 563,759,027,285.49
  5. Step 5: Solve for x
    x = 563,759,027,285.49/857,951.76
  6. Step 6: Final answer
    x = 657,098.75

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Double scale
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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.