Home / 707,079.40-1,059,063.90-613,767.40

Finding the Fourth Proportional to 707,079.40, 1,059,063.90 and 613,767.40

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Solution

The fourth proportional to 707,079.40, 1,059,063.90 and 613,767.40 is: 919,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,079.40 : 1,059,063.90 = 613,767.40 : x
  2. Step 2: Convert to fraction form
    707,079.40/1,059,063.90 = 613,767.40/x
  3. Step 3: Cross multiply
    707,079.40x = 1,059,063.90 × 613,767.40
  4. Step 4: Simplify right side
    707,079.40x = 650,018,896,336.86
  5. Step 5: Solve for x
    x = 650,018,896,336.86/707,079.40
  6. Step 6: Final answer
    x = 919,301.14

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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.