Home / 806,011.66-1,112,455.02-462,078.46

Finding the Fourth Proportional to 806,011.66, 1,112,455.02 and 462,078.46

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Solution

The fourth proportional to 806,011.66, 1,112,455.02 and 462,078.46 is: 637,759.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,011.66 : 1,112,455.02 = 462,078.46 : x
  2. Step 2: Convert to fraction form
    806,011.66/1,112,455.02 = 462,078.46/x
  3. Step 3: Cross multiply
    806,011.66x = 1,112,455.02 × 462,078.46
  4. Step 4: Simplify right side
    806,011.66x = 514,041,502,460.87
  5. Step 5: Solve for x
    x = 514,041,502,460.87/806,011.66
  6. Step 6: Final answer
    x = 637,759.39

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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.