Home / 784,453.40-1,083,063.44-602,835.20

Finding the Fourth Proportional to 784,453.40, 1,083,063.44 and 602,835.20

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Solution

The fourth proportional to 784,453.40, 1,083,063.44 and 602,835.20 is: 832,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,453.40 : 1,083,063.44 = 602,835.20 : x
  2. Step 2: Convert to fraction form
    784,453.40/1,083,063.44 = 602,835.20/x
  3. Step 3: Cross multiply
    784,453.40x = 1,083,063.44 × 602,835.20
  4. Step 4: Simplify right side
    784,453.40x = 652,908,763,357.72
  5. Step 5: Solve for x
    x = 652,908,763,357.72/784,453.40
  6. Step 6: Final answer
    x = 832,310.45

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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.