Home / 731,901.60-1,097,852.40-282,643.20

Finding the Fourth Proportional to 731,901.60, 1,097,852.40 and 282,643.20

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Solution

The fourth proportional to 731,901.60, 1,097,852.40 and 282,643.20 is: 423,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,901.60 : 1,097,852.40 = 282,643.20 : x
  2. Step 2: Convert to fraction form
    731,901.60/1,097,852.40 = 282,643.20/x
  3. Step 3: Cross multiply
    731,901.60x = 1,097,852.40 × 282,643.20
  4. Step 4: Simplify right side
    731,901.60x = 310,300,515,463.68
  5. Step 5: Solve for x
    x = 310,300,515,463.68/731,901.60
  6. Step 6: Final answer
    x = 423,964.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.