Home / 670,004.12-924,190.92-440,587.76

Finding the Fourth Proportional to 670,004.12, 924,190.92 and 440,587.76

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Solution

The fourth proportional to 670,004.12, 924,190.92 and 440,587.76 is: 607,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,004.12 : 924,190.92 = 440,587.76 : x
  2. Step 2: Convert to fraction form
    670,004.12/924,190.92 = 440,587.76/x
  3. Step 3: Cross multiply
    670,004.12x = 924,190.92 × 440,587.76
  4. Step 4: Simplify right side
    670,004.12x = 407,187,207,255.14
  5. Step 5: Solve for x
    x = 407,187,207,255.14/670,004.12
  6. Step 6: Final answer
    x = 607,738.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.