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Finding the Fourth Proportional to 618,828.05, 926,802.74 and 601,800.87

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Solution

The fourth proportional to 618,828.05, 926,802.74 and 601,800.87 is: 901,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,828.05 : 926,802.74 = 601,800.87 : x
  2. Step 2: Convert to fraction form
    618,828.05/926,802.74 = 601,800.87/x
  3. Step 3: Cross multiply
    618,828.05x = 926,802.74 × 601,800.87
  4. Step 4: Simplify right side
    618,828.05x = 557,750,700,230.40
  5. Step 5: Solve for x
    x = 557,750,700,230.40/618,828.05
  6. Step 6: Final answer
    x = 901,301.58

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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.