Home / 706,312.32-1,060,134.30-257,467.02

Finding the Fourth Proportional to 706,312.32, 1,060,134.30 and 257,467.02

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Solution

The fourth proportional to 706,312.32, 1,060,134.30 and 257,467.02 is: 386,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,312.32 : 1,060,134.30 = 257,467.02 : x
  2. Step 2: Convert to fraction form
    706,312.32/1,060,134.30 = 257,467.02/x
  3. Step 3: Cross multiply
    706,312.32x = 1,060,134.30 × 257,467.02
  4. Step 4: Simplify right side
    706,312.32x = 272,949,619,020.79
  5. Step 5: Solve for x
    x = 272,949,619,020.79/706,312.32
  6. Step 6: Final answer
    x = 386,443.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.