Home / 673,203.90-1,009,303.65-406,908.30

Finding the Fourth Proportional to 673,203.90, 1,009,303.65 and 406,908.30

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Solution

The fourth proportional to 673,203.90, 1,009,303.65 and 406,908.30 is: 610,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,203.90 : 1,009,303.65 = 406,908.30 : x
  2. Step 2: Convert to fraction form
    673,203.90/1,009,303.65 = 406,908.30/x
  3. Step 3: Cross multiply
    673,203.90x = 1,009,303.65 × 406,908.30
  4. Step 4: Simplify right side
    673,203.90x = 410,694,032,405.30
  5. Step 5: Solve for x
    x = 410,694,032,405.30/673,203.90
  6. Step 6: Final answer
    x = 610,058.90

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Double scale
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1.5x scale

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.