Home / 591,916.17-816,886.01-333,816.21

Finding the Fourth Proportional to 591,916.17, 816,886.01 and 333,816.21

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Solution

The fourth proportional to 591,916.17, 816,886.01 and 333,816.21 is: 460,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,916.17 : 816,886.01 = 333,816.21 : x
  2. Step 2: Convert to fraction form
    591,916.17/816,886.01 = 333,816.21/x
  3. Step 3: Cross multiply
    591,916.17x = 816,886.01 × 333,816.21
  4. Step 4: Simplify right side
    591,916.17x = 272,689,791,860.22
  5. Step 5: Solve for x
    x = 272,689,791,860.22/591,916.17
  6. Step 6: Final answer
    x = 460,689.88

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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.