Home / 497,677.10-746,515.65-409,030.70

Finding the Fourth Proportional to 497,677.10, 746,515.65 and 409,030.70

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Solution

The fourth proportional to 497,677.10, 746,515.65 and 409,030.70 is: 613,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,677.10 : 746,515.65 = 409,030.70 : x
  2. Step 2: Convert to fraction form
    497,677.10/746,515.65 = 409,030.70/x
  3. Step 3: Cross multiply
    497,677.10x = 746,515.65 × 409,030.70
  4. Step 4: Simplify right side
    497,677.10x = 305,347,818,880.46
  5. Step 5: Solve for x
    x = 305,347,818,880.46/497,677.10
  6. Step 6: Final answer
    x = 613,546.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.