Home / 705,876.30-1,058,814.45-626,561.10

Finding the Fourth Proportional to 705,876.30, 1,058,814.45 and 626,561.10

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Solution

The fourth proportional to 705,876.30, 1,058,814.45 and 626,561.10 is: 939,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,876.30 : 1,058,814.45 = 626,561.10 : x
  2. Step 2: Convert to fraction form
    705,876.30/1,058,814.45 = 626,561.10/x
  3. Step 3: Cross multiply
    705,876.30x = 1,058,814.45 × 626,561.10
  4. Step 4: Simplify right side
    705,876.30x = 663,411,946,487.90
  5. Step 5: Solve for x
    x = 663,411,946,487.90/705,876.30
  6. Step 6: Final answer
    x = 939,841.65

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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.