Home / 623,737.40-860,773.32-382,153.20

Finding the Fourth Proportional to 623,737.40, 860,773.32 and 382,153.20

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Solution

The fourth proportional to 623,737.40, 860,773.32 and 382,153.20 is: 527,381.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,737.40 : 860,773.32 = 382,153.20 : x
  2. Step 2: Convert to fraction form
    623,737.40/860,773.32 = 382,153.20/x
  3. Step 3: Cross multiply
    623,737.40x = 860,773.32 × 382,153.20
  4. Step 4: Simplify right side
    623,737.40x = 328,947,278,712.62
  5. Step 5: Solve for x
    x = 328,947,278,712.62/623,737.40
  6. Step 6: Final answer
    x = 527,381.04

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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.