Home / 519,237.20-777,127.80-376,677.20

Finding the Fourth Proportional to 519,237.20, 777,127.80 and 376,677.20

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Solution

The fourth proportional to 519,237.20, 777,127.80 and 376,677.20 is: 563,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,237.20 : 777,127.80 = 376,677.20 : x
  2. Step 2: Convert to fraction form
    519,237.20/777,127.80 = 376,677.20/x
  3. Step 3: Cross multiply
    519,237.20x = 777,127.80 × 376,677.20
  4. Step 4: Simplify right side
    519,237.20x = 292,726,323,746.16
  5. Step 5: Solve for x
    x = 292,726,323,746.16/519,237.20
  6. Step 6: Final answer
    x = 563,762.23

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1.5x scale

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.