Home / 672,023.05-1,008,034.58-618,368.65

Finding the Fourth Proportional to 672,023.05, 1,008,034.58 and 618,368.65

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Solution

The fourth proportional to 672,023.05, 1,008,034.58 and 618,368.65 is: 927,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,023.05 : 1,008,034.58 = 618,368.65 : x
  2. Step 2: Convert to fraction form
    672,023.05/1,008,034.58 = 618,368.65/x
  3. Step 3: Cross multiply
    672,023.05x = 1,008,034.58 × 618,368.65
  4. Step 4: Simplify right side
    672,023.05x = 623,336,982,387.92
  5. Step 5: Solve for x
    x = 623,336,982,387.92/672,023.05
  6. Step 6: Final answer
    x = 927,552.98

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1.5x scale

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.