Home / 806,663.08-1,113,260.12-462,531.03

Finding the Fourth Proportional to 806,663.08, 1,113,260.12 and 462,531.03

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Solution

The fourth proportional to 806,663.08, 1,113,260.12 and 462,531.03 is: 638,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,663.08 : 1,113,260.12 = 462,531.03 : x
  2. Step 2: Convert to fraction form
    806,663.08/1,113,260.12 = 462,531.03/x
  3. Step 3: Cross multiply
    806,663.08x = 1,113,260.12 × 462,531.03
  4. Step 4: Simplify right side
    806,663.08x = 514,917,349,961.52
  5. Step 5: Solve for x
    x = 514,917,349,961.52/806,663.08
  6. Step 6: Final answer
    x = 638,330.13

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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.