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Finding the Fourth Proportional to 1,564,316, 2,158,756.08 and 848,924

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Solution

The fourth proportional to 1,564,316, 2,158,756.08 and 848,924 is: 1,171,515.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,316 : 2,158,756.08 = 848,924 : x
  2. Step 2: Convert to fraction form
    1,564,316/2,158,756.08 = 848,924/x
  3. Step 3: Cross multiply
    1,564,316x = 2,158,756.08 × 848,924
  4. Step 4: Simplify right side
    1,564,316x = 1,832,619,846,457.92
  5. Step 5: Solve for x
    x = 1,832,619,846,457.92/1,564,316
  6. Step 6: Final answer
    x = 1,171,515.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.