Home / 817,322.67-1,127,887.71-473,173.17

Finding the Fourth Proportional to 817,322.67, 1,127,887.71 and 473,173.17

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Solution

The fourth proportional to 817,322.67, 1,127,887.71 and 473,173.17 is: 652,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,322.67 : 1,127,887.71 = 473,173.17 : x
  2. Step 2: Convert to fraction form
    817,322.67/1,127,887.71 = 473,173.17/x
  3. Step 3: Cross multiply
    817,322.67x = 1,127,887.71 × 473,173.17
  4. Step 4: Simplify right side
    817,322.67x = 533,686,203,144.74
  5. Step 5: Solve for x
    x = 533,686,203,144.74/817,322.67
  6. Step 6: Final answer
    x = 652,968.80

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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.