Home / 440,186.93-608,027.79-364,013.72

Finding the Fourth Proportional to 440,186.93, 608,027.79 and 364,013.72

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Solution

The fourth proportional to 440,186.93, 608,027.79 and 364,013.72 is: 502,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,186.93 : 608,027.79 = 364,013.72 : x
  2. Step 2: Convert to fraction form
    440,186.93/608,027.79 = 364,013.72/x
  3. Step 3: Cross multiply
    440,186.93x = 608,027.79 × 364,013.72
  4. Step 4: Simplify right side
    440,186.93x = 221,330,457,701.28
  5. Step 5: Solve for x
    x = 221,330,457,701.28/440,186.93
  6. Step 6: Final answer
    x = 502,810.15

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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.