Home / 776,560.90-1,071,651.85-437,029.15

Finding the Fourth Proportional to 776,560.90, 1,071,651.85 and 437,029.15

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Solution

The fourth proportional to 776,560.90, 1,071,651.85 and 437,029.15 is: 603,098.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,560.90 : 1,071,651.85 = 437,029.15 : x
  2. Step 2: Convert to fraction form
    776,560.90/1,071,651.85 = 437,029.15/x
  3. Step 3: Cross multiply
    776,560.90x = 1,071,651.85 × 437,029.15
  4. Step 4: Simplify right side
    776,560.90x = 468,343,097,101.43
  5. Step 5: Solve for x
    x = 468,343,097,101.43/776,560.90
  6. Step 6: Final answer
    x = 603,098.99

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Double scale
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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.