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Finding the Fourth Proportional to 464,834.40, 697,348.80 and 149,323.20

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Solution

The fourth proportional to 464,834.40, 697,348.80 and 149,323.20 is: 224,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,834.40 : 697,348.80 = 149,323.20 : x
  2. Step 2: Convert to fraction form
    464,834.40/697,348.80 = 149,323.20/x
  3. Step 3: Cross multiply
    464,834.40x = 697,348.80 × 149,323.20
  4. Step 4: Simplify right side
    464,834.40x = 104,130,354,332.16
  5. Step 5: Solve for x
    x = 104,130,354,332.16/464,834.40
  6. Step 6: Final answer
    x = 224,016.02

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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.