Home / 953,331.39-1,429,996.61-243,359.19

Finding the Fourth Proportional to 953,331.39, 1,429,996.61 and 243,359.19

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Solution

The fourth proportional to 953,331.39, 1,429,996.61 and 243,359.19 is: 365,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,331.39 : 1,429,996.61 = 243,359.19 : x
  2. Step 2: Convert to fraction form
    953,331.39/1,429,996.61 = 243,359.19/x
  3. Step 3: Cross multiply
    953,331.39x = 1,429,996.61 × 243,359.19
  4. Step 4: Simplify right side
    953,331.39x = 348,002,817,320.74
  5. Step 5: Solve for x
    x = 348,002,817,320.74/953,331.39
  6. Step 6: Final answer
    x = 365,038.66

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Double scale
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Similar ratio
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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.