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Finding the Fourth Proportional to 610,762.32, 915,700.62 and 410,586.22

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Solution

The fourth proportional to 610,762.32, 915,700.62 and 410,586.22 is: 615,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,762.32 : 915,700.62 = 410,586.22 : x
  2. Step 2: Convert to fraction form
    610,762.32/915,700.62 = 410,586.22/x
  3. Step 3: Cross multiply
    610,762.32x = 915,700.62 × 410,586.22
  4. Step 4: Simplify right side
    610,762.32x = 375,974,056,217.46
  5. Step 5: Solve for x
    x = 375,974,056,217.46/610,762.32
  6. Step 6: Final answer
    x = 615,581.62

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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.