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Finding the Fourth Proportional to 610,772.36, 915,715.58 and 410,596.20

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Solution

The fourth proportional to 610,772.36, 915,715.58 and 410,596.20 is: 615,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,772.36 : 915,715.58 = 410,596.20 : x
  2. Step 2: Convert to fraction form
    610,772.36/915,715.58 = 410,596.20/x
  3. Step 3: Cross multiply
    610,772.36x = 915,715.58 × 410,596.20
  4. Step 4: Simplify right side
    610,772.36x = 375,989,337,428.80
  5. Step 5: Solve for x
    x = 375,989,337,428.80/610,772.36
  6. Step 6: Final answer
    x = 615,596.52

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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.