Home / 805,984.59-1,112,417.74-462,051.48

Finding the Fourth Proportional to 805,984.59, 1,112,417.74 and 462,051.48

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Solution

The fourth proportional to 805,984.59, 1,112,417.74 and 462,051.48 is: 637,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,984.59 : 1,112,417.74 = 462,051.48 : x
  2. Step 2: Convert to fraction form
    805,984.59/1,112,417.74 = 462,051.48/x
  3. Step 3: Cross multiply
    805,984.59x = 1,112,417.74 × 462,051.48
  4. Step 4: Simplify right side
    805,984.59x = 513,994,263,145.26
  5. Step 5: Solve for x
    x = 513,994,263,145.26/805,984.59
  6. Step 6: Final answer
    x = 637,722.20

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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.