Home / 806,663.72-1,113,261.00-462,531.66

Finding the Fourth Proportional to 806,663.72, 1,113,261.00 and 462,531.66

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Solution

The fourth proportional to 806,663.72, 1,113,261.00 and 462,531.66 is: 638,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,663.72 : 1,113,261.00 = 462,531.66 : x
  2. Step 2: Convert to fraction form
    806,663.72/1,113,261.00 = 462,531.66/x
  3. Step 3: Cross multiply
    806,663.72x = 1,113,261.00 × 462,531.66
  4. Step 4: Simplify right side
    806,663.72x = 514,918,456,030.60
  5. Step 5: Solve for x
    x = 514,918,456,030.60/806,663.72
  6. Step 6: Final answer
    x = 638,331.00

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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.