Home / 829,897.60-1,244,846.40-475,603.60

Finding the Fourth Proportional to 829,897.60, 1,244,846.40 and 475,603.60

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Solution

The fourth proportional to 829,897.60, 1,244,846.40 and 475,603.60 is: 713,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,897.60 : 1,244,846.40 = 475,603.60 : x
  2. Step 2: Convert to fraction form
    829,897.60/1,244,846.40 = 475,603.60/x
  3. Step 3: Cross multiply
    829,897.60x = 1,244,846.40 × 475,603.60
  4. Step 4: Simplify right side
    829,897.60x = 592,053,429,287.04
  5. Step 5: Solve for x
    x = 592,053,429,287.04/829,897.60
  6. Step 6: Final answer
    x = 713,405.40

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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.