Home / 314,274.38-433,690.32-171,031.35

Finding the Fourth Proportional to 314,274.38, 433,690.32 and 171,031.35

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Solution

The fourth proportional to 314,274.38, 433,690.32 and 171,031.35 is: 236,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,274.38 : 433,690.32 = 171,031.35 : x
  2. Step 2: Convert to fraction form
    314,274.38/433,690.32 = 171,031.35/x
  3. Step 3: Cross multiply
    314,274.38x = 433,690.32 × 171,031.35
  4. Step 4: Simplify right side
    314,274.38x = 74,174,640,911.53
  5. Step 5: Solve for x
    x = 74,174,640,911.53/314,274.38
  6. Step 6: Final answer
    x = 236,018.74

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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.