Home / 976,801.20-1,465,201.80-556,897.20

Finding the Fourth Proportional to 976,801.20, 1,465,201.80 and 556,897.20

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Solution

The fourth proportional to 976,801.20, 1,465,201.80 and 556,897.20 is: 835,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,801.20 : 1,465,201.80 = 556,897.20 : x
  2. Step 2: Convert to fraction form
    976,801.20/1,465,201.80 = 556,897.20/x
  3. Step 3: Cross multiply
    976,801.20x = 1,465,201.80 × 556,897.20
  4. Step 4: Simplify right side
    976,801.20x = 815,966,779,854.96
  5. Step 5: Solve for x
    x = 815,966,779,854.96/976,801.20
  6. Step 6: Final answer
    x = 835,345.80

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Half scale
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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.