Home / 286,526.03-395,440.41-165,697.01

Finding the Fourth Proportional to 286,526.03, 395,440.41 and 165,697.01

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Solution

The fourth proportional to 286,526.03, 395,440.41 and 165,697.01 is: 228,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,526.03 : 395,440.41 = 165,697.01 : x
  2. Step 2: Convert to fraction form
    286,526.03/395,440.41 = 165,697.01/x
  3. Step 3: Cross multiply
    286,526.03x = 395,440.41 × 165,697.01
  4. Step 4: Simplify right side
    286,526.03x = 65,523,293,570.17
  5. Step 5: Solve for x
    x = 65,523,293,570.17/286,526.03
  6. Step 6: Final answer
    x = 228,681.82

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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.