Home / 695,700.14-1,043,427.18-316,531.74

Finding the Fourth Proportional to 695,700.14, 1,043,427.18 and 316,531.74

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Solution

The fourth proportional to 695,700.14, 1,043,427.18 and 316,531.74 is: 474,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,700.14 : 1,043,427.18 = 316,531.74 : x
  2. Step 2: Convert to fraction form
    695,700.14/1,043,427.18 = 316,531.74/x
  3. Step 3: Cross multiply
    695,700.14x = 1,043,427.18 × 316,531.74
  4. Step 4: Simplify right side
    695,700.14x = 330,277,820,848.69
  5. Step 5: Solve for x
    x = 330,277,820,848.69/695,700.14
  6. Step 6: Final answer
    x = 474,741.64

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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.