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Finding the Fourth Proportional to 958,207.48, 1,438,308.12 and 705,773

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Solution

The fourth proportional to 958,207.48, 1,438,308.12 and 705,773 is: 1,059,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,207.48 : 1,438,308.12 = 705,773 : x
  2. Step 2: Convert to fraction form
    958,207.48/1,438,308.12 = 705,773/x
  3. Step 3: Cross multiply
    958,207.48x = 1,438,308.12 × 705,773
  4. Step 4: Simplify right side
    958,207.48x = 1,015,119,036,776.76
  5. Step 5: Solve for x
    x = 1,015,119,036,776.76/958,207.48
  6. Step 6: Final answer
    x = 1,059,393.77

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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.