Home / 986,625.90-1,361,543.70-533,916.90

Finding the Fourth Proportional to 986,625.90, 1,361,543.70 and 533,916.90

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Solution

The fourth proportional to 986,625.90, 1,361,543.70 and 533,916.90 is: 736,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,625.90 : 1,361,543.70 = 533,916.90 : x
  2. Step 2: Convert to fraction form
    986,625.90/1,361,543.70 = 533,916.90/x
  3. Step 3: Cross multiply
    986,625.90x = 1,361,543.70 × 533,916.90
  4. Step 4: Simplify right side
    986,625.90x = 726,951,191,518.53
  5. Step 5: Solve for x
    x = 726,951,191,518.53/986,625.90
  6. Step 6: Final answer
    x = 736,805.30

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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.