Home / 672,069.40-1,005,188.10-601,502.20

Finding the Fourth Proportional to 672,069.40, 1,005,188.10 and 601,502.20

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Solution

The fourth proportional to 672,069.40, 1,005,188.10 and 601,502.20 is: 899,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,069.40 : 1,005,188.10 = 601,502.20 : x
  2. Step 2: Convert to fraction form
    672,069.40/1,005,188.10 = 601,502.20/x
  3. Step 3: Cross multiply
    672,069.40x = 1,005,188.10 × 601,502.20
  4. Step 4: Simplify right side
    672,069.40x = 604,622,853,563.82
  5. Step 5: Solve for x
    x = 604,622,853,563.82/672,069.40
  6. Step 6: Final answer
    x = 899,643.48

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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.