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Finding the Fourth Proportional to 470,681.48, 701,039.51 and 468,387.56

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Solution

The fourth proportional to 470,681.48, 701,039.51 and 468,387.56 is: 697,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,681.48 : 701,039.51 = 468,387.56 : x
  2. Step 2: Convert to fraction form
    470,681.48/701,039.51 = 468,387.56/x
  3. Step 3: Cross multiply
    470,681.48x = 701,039.51 × 468,387.56
  4. Step 4: Simplify right side
    470,681.48x = 328,358,183,799.90
  5. Step 5: Solve for x
    x = 328,358,183,799.90/470,681.48
  6. Step 6: Final answer
    x = 697,622.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.