Home / 706,870.81-1,059,904.35-482,502.85

Finding the Fourth Proportional to 706,870.81, 1,059,904.35 and 482,502.85

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Solution

The fourth proportional to 706,870.81, 1,059,904.35 and 482,502.85 is: 723,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,870.81 : 1,059,904.35 = 482,502.85 : x
  2. Step 2: Convert to fraction form
    706,870.81/1,059,904.35 = 482,502.85/x
  3. Step 3: Cross multiply
    706,870.81x = 1,059,904.35 × 482,502.85
  4. Step 4: Simplify right side
    706,870.81x = 511,406,869,602.40
  5. Step 5: Solve for x
    x = 511,406,869,602.40/706,870.81
  6. Step 6: Final answer
    x = 723,479.97

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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.