Home / 917,834.37-1,266,537.15-530,674.65

Finding the Fourth Proportional to 917,834.37, 1,266,537.15 and 530,674.65

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Solution

The fourth proportional to 917,834.37, 1,266,537.15 and 530,674.65 is: 732,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,834.37 : 1,266,537.15 = 530,674.65 : x
  2. Step 2: Convert to fraction form
    917,834.37/1,266,537.15 = 530,674.65/x
  3. Step 3: Cross multiply
    917,834.37x = 1,266,537.15 × 530,674.65
  4. Step 4: Simplify right side
    917,834.37x = 672,119,158,788.25
  5. Step 5: Solve for x
    x = 672,119,158,788.25/917,834.37
  6. Step 6: Final answer
    x = 732,288.07

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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.