Home / 704,125.20-1,056,187.80-517,501.20

Finding the Fourth Proportional to 704,125.20, 1,056,187.80 and 517,501.20

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Solution

The fourth proportional to 704,125.20, 1,056,187.80 and 517,501.20 is: 776,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,125.20 : 1,056,187.80 = 517,501.20 : x
  2. Step 2: Convert to fraction form
    704,125.20/1,056,187.80 = 517,501.20/x
  3. Step 3: Cross multiply
    704,125.20x = 1,056,187.80 × 517,501.20
  4. Step 4: Simplify right side
    704,125.20x = 546,578,453,925.36
  5. Step 5: Solve for x
    x = 546,578,453,925.36/704,125.20
  6. Step 6: Final answer
    x = 776,251.80

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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.