Home / 708,272.02-977,380.57-385,981.14

Finding the Fourth Proportional to 708,272.02, 977,380.57 and 385,981.14

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Solution

The fourth proportional to 708,272.02, 977,380.57 and 385,981.14 is: 532,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,272.02 : 977,380.57 = 385,981.14 : x
  2. Step 2: Convert to fraction form
    708,272.02/977,380.57 = 385,981.14/x
  3. Step 3: Cross multiply
    708,272.02x = 977,380.57 × 385,981.14
  4. Step 4: Simplify right side
    708,272.02x = 377,250,466,622.45
  5. Step 5: Solve for x
    x = 377,250,466,622.45/708,272.02
  6. Step 6: Final answer
    x = 532,635.00

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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.