Home / 314,018.08-433,335.68-178,064.40

Finding the Fourth Proportional to 314,018.08, 433,335.68 and 178,064.40

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Solution

The fourth proportional to 314,018.08, 433,335.68 and 178,064.40 is: 245,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,018.08 : 433,335.68 = 178,064.40 : x
  2. Step 2: Convert to fraction form
    314,018.08/433,335.68 = 178,064.40/x
  3. Step 3: Cross multiply
    314,018.08x = 433,335.68 × 178,064.40
  4. Step 4: Simplify right side
    314,018.08x = 77,161,657,857.79
  5. Step 5: Solve for x
    x = 77,161,657,857.79/314,018.08
  6. Step 6: Final answer
    x = 245,723.62

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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.