Home / 953,290.80-1,315,549.08-523,576.08

Finding the Fourth Proportional to 953,290.80, 1,315,549.08 and 523,576.08

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Solution

The fourth proportional to 953,290.80, 1,315,549.08 and 523,576.08 is: 722,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,290.80 : 1,315,549.08 = 523,576.08 : x
  2. Step 2: Convert to fraction form
    953,290.80/1,315,549.08 = 523,576.08/x
  3. Step 3: Cross multiply
    953,290.80x = 1,315,549.08 × 523,576.08
  4. Step 4: Simplify right side
    953,290.80x = 688,790,030,354.01
  5. Step 5: Solve for x
    x = 688,790,030,354.01/953,290.80
  6. Step 6: Final answer
    x = 722,539.26

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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.