Home / 816,912.69-1,127,576.92-544,979.92

Finding the Fourth Proportional to 816,912.69, 1,127,576.92 and 544,979.92

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Solution

The fourth proportional to 816,912.69, 1,127,576.92 and 544,979.92 is: 752,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,912.69 : 1,127,576.92 = 544,979.92 : x
  2. Step 2: Convert to fraction form
    816,912.69/1,127,576.92 = 544,979.92/x
  3. Step 3: Cross multiply
    816,912.69x = 1,127,576.92 × 544,979.92
  4. Step 4: Simplify right side
    816,912.69x = 614,506,779,655.45
  5. Step 5: Solve for x
    x = 614,506,779,655.45/816,912.69
  6. Step 6: Final answer
    x = 752,230.67

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1.5x scale

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.