Home / 830,551.01-1,146,160.41-448,577.69

Finding the Fourth Proportional to 830,551.01, 1,146,160.41 and 448,577.69

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Solution

The fourth proportional to 830,551.01, 1,146,160.41 and 448,577.69 is: 619,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,551.01 : 1,146,160.41 = 448,577.69 : x
  2. Step 2: Convert to fraction form
    830,551.01/1,146,160.41 = 448,577.69/x
  3. Step 3: Cross multiply
    830,551.01x = 1,146,160.41 × 448,577.69
  4. Step 4: Simplify right side
    830,551.01x = 514,141,989,087.25
  5. Step 5: Solve for x
    x = 514,141,989,087.25/830,551.01
  6. Step 6: Final answer
    x = 619,037.22

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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.