Home / 691,892.07-1,037,874.98-654,026.91

Finding the Fourth Proportional to 691,892.07, 1,037,874.98 and 654,026.91

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Solution

The fourth proportional to 691,892.07, 1,037,874.98 and 654,026.91 is: 981,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,892.07 : 1,037,874.98 = 654,026.91 : x
  2. Step 2: Convert to fraction form
    691,892.07/1,037,874.98 = 654,026.91/x
  3. Step 3: Cross multiply
    691,892.07x = 1,037,874.98 × 654,026.91
  4. Step 4: Simplify right side
    691,892.07x = 678,798,166,135.71
  5. Step 5: Solve for x
    x = 678,798,166,135.71/691,892.07
  6. Step 6: Final answer
    x = 981,075.22

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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.