Home / 807,592.40-1,114,453.32-505,952.72

Finding the Fourth Proportional to 807,592.40, 1,114,453.32 and 505,952.72

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Solution

The fourth proportional to 807,592.40, 1,114,453.32 and 505,952.72 is: 698,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,592.40 : 1,114,453.32 = 505,952.72 : x
  2. Step 2: Convert to fraction form
    807,592.40/1,114,453.32 = 505,952.72/x
  3. Step 3: Cross multiply
    807,592.40x = 1,114,453.32 × 505,952.72
  4. Step 4: Simplify right side
    807,592.40x = 563,860,688,567.03
  5. Step 5: Solve for x
    x = 563,860,688,567.03/807,592.40
  6. Step 6: Final answer
    x = 698,199.60

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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.