Home / 708,096.59-977,184.48-385,806.56

Finding the Fourth Proportional to 708,096.59, 977,184.48 and 385,806.56

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Solution

The fourth proportional to 708,096.59, 977,184.48 and 385,806.56 is: 532,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,096.59 : 977,184.48 = 385,806.56 : x
  2. Step 2: Convert to fraction form
    708,096.59/977,184.48 = 385,806.56/x
  3. Step 3: Cross multiply
    708,096.59x = 977,184.48 × 385,806.56
  4. Step 4: Simplify right side
    708,096.59x = 377,004,182,714.19
  5. Step 5: Solve for x
    x = 377,004,182,714.19/708,096.59
  6. Step 6: Final answer
    x = 532,419.15

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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.