Home / 648,026.10-973,205.55-470,733.30

Finding the Fourth Proportional to 648,026.10, 973,205.55 and 470,733.30

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Solution

The fourth proportional to 648,026.10, 973,205.55 and 470,733.30 is: 706,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,026.10 : 973,205.55 = 470,733.30 : x
  2. Step 2: Convert to fraction form
    648,026.10/973,205.55 = 470,733.30/x
  3. Step 3: Cross multiply
    648,026.10x = 973,205.55 × 470,733.30
  4. Step 4: Simplify right side
    648,026.10x = 458,120,260,129.82
  5. Step 5: Solve for x
    x = 458,120,260,129.82/648,026.10
  6. Step 6: Final answer
    x = 706,947.24

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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.