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Finding the Fourth Proportional to 610,174.01, 841,987.20 and 348,528.12

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Solution

The fourth proportional to 610,174.01, 841,987.20 and 348,528.12 is: 480,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,174.01 : 841,987.20 = 348,528.12 : x
  2. Step 2: Convert to fraction form
    610,174.01/841,987.20 = 348,528.12/x
  3. Step 3: Cross multiply
    610,174.01x = 841,987.20 × 348,528.12
  4. Step 4: Simplify right side
    610,174.01x = 293,456,214,029.59
  5. Step 5: Solve for x
    x = 293,456,214,029.59/610,174.01
  6. Step 6: Final answer
    x = 480,938.57

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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.