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Finding the Fourth Proportional to 909,029.12, 1,254,503.04 and 506,624

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Solution

The fourth proportional to 909,029.12, 1,254,503.04 and 506,624 is: 699,165.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,029.12 : 1,254,503.04 = 506,624 : x
  2. Step 2: Convert to fraction form
    909,029.12/1,254,503.04 = 506,624/x
  3. Step 3: Cross multiply
    909,029.12x = 1,254,503.04 × 506,624
  4. Step 4: Simplify right side
    909,029.12x = 635,561,348,136.96
  5. Step 5: Solve for x
    x = 635,561,348,136.96/909,029.12
  6. Step 6: Final answer
    x = 699,165.00

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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.