Home / 651,596.40-977,358.15-202,313.70

Finding the Fourth Proportional to 651,596.40, 977,358.15 and 202,313.70

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Solution

The fourth proportional to 651,596.40, 977,358.15 and 202,313.70 is: 303,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,596.40 : 977,358.15 = 202,313.70 : x
  2. Step 2: Convert to fraction form
    651,596.40/977,358.15 = 202,313.70/x
  3. Step 3: Cross multiply
    651,596.40x = 977,358.15 × 202,313.70
  4. Step 4: Simplify right side
    651,596.40x = 197,732,943,551.66
  5. Step 5: Solve for x
    x = 197,732,943,551.66/651,596.40
  6. Step 6: Final answer
    x = 303,459.23

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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.