Home / 854,953.32-1,179,870.31-472,973.52

Finding the Fourth Proportional to 854,953.32, 1,179,870.31 and 472,973.52

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Solution

The fourth proportional to 854,953.32, 1,179,870.31 and 472,973.52 is: 652,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,953.32 : 1,179,870.31 = 472,973.52 : x
  2. Step 2: Convert to fraction form
    854,953.32/1,179,870.31 = 472,973.52/x
  3. Step 3: Cross multiply
    854,953.32x = 1,179,870.31 × 472,973.52
  4. Step 4: Simplify right side
    854,953.32x = 558,047,406,582.41
  5. Step 5: Solve for x
    x = 558,047,406,582.41/854,953.32
  6. Step 6: Final answer
    x = 652,722.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.