Home / 848,384.32-1,170,781.38-466,407.76

Finding the Fourth Proportional to 848,384.32, 1,170,781.38 and 466,407.76

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Solution

The fourth proportional to 848,384.32, 1,170,781.38 and 466,407.76 is: 643,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,384.32 : 1,170,781.38 = 466,407.76 : x
  2. Step 2: Convert to fraction form
    848,384.32/1,170,781.38 = 466,407.76/x
  3. Step 3: Cross multiply
    848,384.32x = 1,170,781.38 × 466,407.76
  4. Step 4: Simplify right side
    848,384.32x = 546,061,520,895.51
  5. Step 5: Solve for x
    x = 546,061,520,895.51/848,384.32
  6. Step 6: Final answer
    x = 643,648.77

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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.