Home / 591,428.32-816,170.28-336,779.51

Finding the Fourth Proportional to 591,428.32, 816,170.28 and 336,779.51

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Solution

The fourth proportional to 591,428.32, 816,170.28 and 336,779.51 is: 464,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,428.32 : 816,170.28 = 336,779.51 : x
  2. Step 2: Convert to fraction form
    591,428.32/816,170.28 = 336,779.51/x
  3. Step 3: Cross multiply
    591,428.32x = 816,170.28 × 336,779.51
  4. Step 4: Simplify right side
    591,428.32x = 274,869,421,631.19
  5. Step 5: Solve for x
    x = 274,869,421,631.19/591,428.32
  6. Step 6: Final answer
    x = 464,755.26

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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.