Home / 807,589.36-1,114,459.32-468,089.20

Finding the Fourth Proportional to 807,589.36, 1,114,459.32 and 468,089.20

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Solution

The fourth proportional to 807,589.36, 1,114,459.32 and 468,089.20 is: 645,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,589.36 : 1,114,459.32 = 468,089.20 : x
  2. Step 2: Convert to fraction form
    807,589.36/1,114,459.32 = 468,089.20/x
  3. Step 3: Cross multiply
    807,589.36x = 1,114,459.32 × 468,089.20
  4. Step 4: Simplify right side
    807,589.36x = 521,666,371,531.34
  5. Step 5: Solve for x
    x = 521,666,371,531.34/807,589.36
  6. Step 6: Final answer
    x = 645,954.98

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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.