Home / 708,227.07-977,353.37-385,937.07

Finding the Fourth Proportional to 708,227.07, 977,353.37 and 385,937.07

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Solution

The fourth proportional to 708,227.07, 977,353.37 and 385,937.07 is: 532,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,227.07 : 977,353.37 = 385,937.07 : x
  2. Step 2: Convert to fraction form
    708,227.07/977,353.37 = 385,937.07/x
  3. Step 3: Cross multiply
    708,227.07x = 977,353.37 × 385,937.07
  4. Step 4: Simplify right side
    708,227.07x = 377,196,895,972.43
  5. Step 5: Solve for x
    x = 377,196,895,972.43/708,227.07
  6. Step 6: Final answer
    x = 532,593.16

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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.