Home / 609,717.60-841,398.89-368,010.36

Finding the Fourth Proportional to 609,717.60, 841,398.89 and 368,010.36

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Solution

The fourth proportional to 609,717.60, 841,398.89 and 368,010.36 is: 507,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,717.60 : 841,398.89 = 368,010.36 : x
  2. Step 2: Convert to fraction form
    609,717.60/841,398.89 = 368,010.36/x
  3. Step 3: Cross multiply
    609,717.60x = 841,398.89 × 368,010.36
  4. Step 4: Simplify right side
    609,717.60x = 309,643,506,572.45
  5. Step 5: Solve for x
    x = 309,643,506,572.45/609,717.60
  6. Step 6: Final answer
    x = 507,847.41

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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.