Home / 1,036,308.57-1,430,084.28-577,421.31

Finding the Fourth Proportional to 1,036,308.57, 1,430,084.28 and 577,421.31

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Solution

The fourth proportional to 1,036,308.57, 1,430,084.28 and 577,421.31 is: 796,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,308.57 : 1,430,084.28 = 577,421.31 : x
  2. Step 2: Convert to fraction form
    1,036,308.57/1,430,084.28 = 577,421.31/x
  3. Step 3: Cross multiply
    1,036,308.57x = 1,430,084.28 × 577,421.31
  4. Step 4: Simplify right side
    1,036,308.57x = 825,761,138,368.01
  5. Step 5: Solve for x
    x = 825,761,138,368.01/1,036,308.57
  6. Step 6: Final answer
    x = 796,829.40

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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.