Home / 688,568.40-1,032,852.60-501,944.40

Finding the Fourth Proportional to 688,568.40, 1,032,852.60 and 501,944.40

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Solution

The fourth proportional to 688,568.40, 1,032,852.60 and 501,944.40 is: 752,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,568.40 : 1,032,852.60 = 501,944.40 : x
  2. Step 2: Convert to fraction form
    688,568.40/1,032,852.60 = 501,944.40/x
  3. Step 3: Cross multiply
    688,568.40x = 1,032,852.60 × 501,944.40
  4. Step 4: Simplify right side
    688,568.40x = 518,434,578,595.44
  5. Step 5: Solve for x
    x = 518,434,578,595.44/688,568.40
  6. Step 6: Final answer
    x = 752,916.60

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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.