Home / 652,113.20-913,891.60-652,113.20

Finding the Fourth Proportional to 652,113.20, 913,891.60 and 652,113.20

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Solution

The fourth proportional to 652,113.20, 913,891.60 and 652,113.20 is: 913,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,113.20 : 913,891.60 = 652,113.20 : x
  2. Step 2: Convert to fraction form
    652,113.20/913,891.60 = 652,113.20/x
  3. Step 3: Cross multiply
    652,113.20x = 913,891.60 × 652,113.20
  4. Step 4: Simplify right side
    652,113.20x = 595,960,775,729.12
  5. Step 5: Solve for x
    x = 595,960,775,729.12/652,113.20
  6. Step 6: Final answer
    x = 913,891.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.