Home / 683,158.47-1,023,433.70-382,730.28

Finding the Fourth Proportional to 683,158.47, 1,023,433.70 and 382,730.28

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Solution

The fourth proportional to 683,158.47, 1,023,433.70 and 382,730.28 is: 573,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,158.47 : 1,023,433.70 = 382,730.28 : x
  2. Step 2: Convert to fraction form
    683,158.47/1,023,433.70 = 382,730.28/x
  3. Step 3: Cross multiply
    683,158.47x = 1,023,433.70 × 382,730.28
  4. Step 4: Simplify right side
    683,158.47x = 391,699,060,810.91
  5. Step 5: Solve for x
    x = 391,699,060,810.91/683,158.47
  6. Step 6: Final answer
    x = 573,364.86

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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.