Home / 849,888.14-1,172,852.72-462,706.22

Finding the Fourth Proportional to 849,888.14, 1,172,852.72 and 462,706.22

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Solution

The fourth proportional to 849,888.14, 1,172,852.72 and 462,706.22 is: 638,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,888.14 : 1,172,852.72 = 462,706.22 : x
  2. Step 2: Convert to fraction form
    849,888.14/1,172,852.72 = 462,706.22/x
  3. Step 3: Cross multiply
    849,888.14x = 1,172,852.72 × 462,706.22
  4. Step 4: Simplify right side
    849,888.14x = 542,686,243,442.26
  5. Step 5: Solve for x
    x = 542,686,243,442.26/849,888.14
  6. Step 6: Final answer
    x = 638,538.43

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Double scale
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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.