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Finding the Fourth Proportional to 888,102.80, 1,332,154.20 and 710,955.80

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Solution

The fourth proportional to 888,102.80, 1,332,154.20 and 710,955.80 is: 1,066,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,102.80 : 1,332,154.20 = 710,955.80 : x
  2. Step 2: Convert to fraction form
    888,102.80/1,332,154.20 = 710,955.80/x
  3. Step 3: Cross multiply
    888,102.80x = 1,332,154.20 × 710,955.80
  4. Step 4: Simplify right side
    888,102.80x = 947,102,754,984.36
  5. Step 5: Solve for x
    x = 947,102,754,984.36/888,102.80
  6. Step 6: Final answer
    x = 1,066,433.70

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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.