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Finding the Fourth Proportional to 366,988.02, 550,482.87 and 100,752.18

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Solution

The fourth proportional to 366,988.02, 550,482.87 and 100,752.18 is: 151,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,988.02 : 550,482.87 = 100,752.18 : x
  2. Step 2: Convert to fraction form
    366,988.02/550,482.87 = 100,752.18/x
  3. Step 3: Cross multiply
    366,988.02x = 550,482.87 × 100,752.18
  4. Step 4: Simplify right side
    366,988.02x = 55,462,349,205.16
  5. Step 5: Solve for x
    x = 55,462,349,205.16/366,988.02
  6. Step 6: Final answer
    x = 151,128.50

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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.