Home / 858,354.16-1,184,473.56-476,381.20

Finding the Fourth Proportional to 858,354.16, 1,184,473.56 and 476,381.20

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Solution

The fourth proportional to 858,354.16, 1,184,473.56 and 476,381.20 is: 657,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,354.16 : 1,184,473.56 = 476,381.20 : x
  2. Step 2: Convert to fraction form
    858,354.16/1,184,473.56 = 476,381.20/x
  3. Step 3: Cross multiply
    858,354.16x = 1,184,473.56 × 476,381.20
  4. Step 4: Simplify right side
    858,354.16x = 564,260,935,881.07
  5. Step 5: Solve for x
    x = 564,260,935,881.07/858,354.16
  6. Step 6: Final answer
    x = 657,375.43

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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.