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Finding the Fourth Proportional to 610,080.50, 915,254.76 and 250,253.48

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Solution

The fourth proportional to 610,080.50, 915,254.76 and 250,253.48 is: 375,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,080.50 : 915,254.76 = 250,253.48 : x
  2. Step 2: Convert to fraction form
    610,080.50/915,254.76 = 250,253.48/x
  3. Step 3: Cross multiply
    610,080.50x = 915,254.76 × 250,253.48
  4. Step 4: Simplify right side
    610,080.50x = 229,045,688,776.57
  5. Step 5: Solve for x
    x = 229,045,688,776.57/610,080.50
  6. Step 6: Final answer
    x = 375,435.19

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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.