Home / 857,951.10-1,184,114.25-476,100.90

Finding the Fourth Proportional to 857,951.10, 1,184,114.25 and 476,100.90

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Solution

The fourth proportional to 857,951.10, 1,184,114.25 and 476,100.90 is: 657,097.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,951.10 : 1,184,114.25 = 476,100.90 : x
  2. Step 2: Convert to fraction form
    857,951.10/1,184,114.25 = 476,100.90/x
  3. Step 3: Cross multiply
    857,951.10x = 1,184,114.25 × 476,100.90
  4. Step 4: Simplify right side
    857,951.10x = 563,757,860,127.83
  5. Step 5: Solve for x
    x = 563,757,860,127.83/857,951.10
  6. Step 6: Final answer
    x = 657,097.89

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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.