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Finding the Fourth Proportional to 480,001.80, 720,002.70 and 461,569.80

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Solution

The fourth proportional to 480,001.80, 720,002.70 and 461,569.80 is: 692,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,001.80 : 720,002.70 = 461,569.80 : x
  2. Step 2: Convert to fraction form
    480,001.80/720,002.70 = 461,569.80/x
  3. Step 3: Cross multiply
    480,001.80x = 720,002.70 × 461,569.80
  4. Step 4: Simplify right side
    480,001.80x = 332,331,502,238.46
  5. Step 5: Solve for x
    x = 332,331,502,238.46/480,001.80
  6. Step 6: Final answer
    x = 692,354.70

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Similar ratio
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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.