Home / 696,729.18-1,045,095.40-191,297.08

Finding the Fourth Proportional to 696,729.18, 1,045,095.40 and 191,297.08

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Solution

The fourth proportional to 696,729.18, 1,045,095.40 and 191,297.08 is: 286,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,729.18 : 1,045,095.40 = 191,297.08 : x
  2. Step 2: Convert to fraction form
    696,729.18/1,045,095.40 = 191,297.08/x
  3. Step 3: Cross multiply
    696,729.18x = 1,045,095.40 × 191,297.08
  4. Step 4: Simplify right side
    696,729.18x = 199,923,693,115.96
  5. Step 5: Solve for x
    x = 199,923,693,115.96/696,729.18
  6. Step 6: Final answer
    x = 286,946.06

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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.