Home / 897,440.40-1,344,346.20-559,443.60

Finding the Fourth Proportional to 897,440.40, 1,344,346.20 and 559,443.60

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Solution

The fourth proportional to 897,440.40, 1,344,346.20 and 559,443.60 is: 838,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,440.40 : 1,344,346.20 = 559,443.60 : x
  2. Step 2: Convert to fraction form
    897,440.40/1,344,346.20 = 559,443.60/x
  3. Step 3: Cross multiply
    897,440.40x = 1,344,346.20 × 559,443.60
  4. Step 4: Simplify right side
    897,440.40x = 752,085,877,774.32
  5. Step 5: Solve for x
    x = 752,085,877,774.32/897,440.40
  6. Step 6: Final answer
    x = 838,034.34

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Double scale
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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.