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Finding the Fourth Proportional to 546,973.33, 754,861.08 and 305,303.14

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Solution

The fourth proportional to 546,973.33, 754,861.08 and 305,303.14 is: 421,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,973.33 : 754,861.08 = 305,303.14 : x
  2. Step 2: Convert to fraction form
    546,973.33/754,861.08 = 305,303.14/x
  3. Step 3: Cross multiply
    546,973.33x = 754,861.08 × 305,303.14
  4. Step 4: Simplify right side
    546,973.33x = 230,461,457,987.79
  5. Step 5: Solve for x
    x = 230,461,457,987.79/546,973.33
  6. Step 6: Final answer
    x = 421,339.48

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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.