Home / 807,593.40-1,114,454.70-505,953.72

Finding the Fourth Proportional to 807,593.40, 1,114,454.70 and 505,953.72

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Solution

The fourth proportional to 807,593.40, 1,114,454.70 and 505,953.72 is: 698,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,593.40 : 1,114,454.70 = 505,953.72 : x
  2. Step 2: Convert to fraction form
    807,593.40/1,114,454.70 = 505,953.72/x
  3. Step 3: Cross multiply
    807,593.40x = 1,114,454.70 × 505,953.72
  4. Step 4: Simplify right side
    807,593.40x = 563,862,501,236.48
  5. Step 5: Solve for x
    x = 563,862,501,236.48/807,593.40
  6. Step 6: Final answer
    x = 698,200.98

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Double scale
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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.