Home / 841,605.80-1,161,417.30-479,029.66

Finding the Fourth Proportional to 841,605.80, 1,161,417.30 and 479,029.66

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Solution

The fourth proportional to 841,605.80, 1,161,417.30 and 479,029.66 is: 661,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,605.80 : 1,161,417.30 = 479,029.66 : x
  2. Step 2: Convert to fraction form
    841,605.80/1,161,417.30 = 479,029.66/x
  3. Step 3: Cross multiply
    841,605.80x = 1,161,417.30 × 479,029.66
  4. Step 4: Simplify right side
    841,605.80x = 556,353,334,337.12
  5. Step 5: Solve for x
    x = 556,353,334,337.12/841,605.80
  6. Step 6: Final answer
    x = 661,061.67

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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.