Home / 651,586.80-977,453.10-202,304.10

Finding the Fourth Proportional to 651,586.80, 977,453.10 and 202,304.10

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Solution

The fourth proportional to 651,586.80, 977,453.10 and 202,304.10 is: 303,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,586.80 : 977,453.10 = 202,304.10 : x
  2. Step 2: Convert to fraction form
    651,586.80/977,453.10 = 202,304.10/x
  3. Step 3: Cross multiply
    651,586.80x = 977,453.10 × 202,304.10
  4. Step 4: Simplify right side
    651,586.80x = 197,742,769,687.71
  5. Step 5: Solve for x
    x = 197,742,769,687.71/651,586.80
  6. Step 6: Final answer
    x = 303,478.78

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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.