Home / 661,985.40-993,237.30-241,303.80

Finding the Fourth Proportional to 661,985.40, 993,237.30 and 241,303.80

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Solution

The fourth proportional to 661,985.40, 993,237.30 and 241,303.80 is: 362,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,985.40 : 993,237.30 = 241,303.80 : x
  2. Step 2: Convert to fraction form
    661,985.40/993,237.30 = 241,303.80/x
  3. Step 3: Cross multiply
    661,985.40x = 993,237.30 × 241,303.80
  4. Step 4: Simplify right side
    661,985.40x = 239,671,934,791.74
  5. Step 5: Solve for x
    x = 239,671,934,791.74/661,985.40
  6. Step 6: Final answer
    x = 362,050.18

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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.