Home / 651,260.40-977,927.40-441,826.80

Finding the Fourth Proportional to 651,260.40, 977,927.40 and 441,826.80

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Solution

The fourth proportional to 651,260.40, 977,927.40 and 441,826.80 is: 663,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,260.40 : 977,927.40 = 441,826.80 : x
  2. Step 2: Convert to fraction form
    651,260.40/977,927.40 = 441,826.80/x
  3. Step 3: Cross multiply
    651,260.40x = 977,927.40 × 441,826.80
  4. Step 4: Simplify right side
    651,260.40x = 432,074,533,774.32
  5. Step 5: Solve for x
    x = 432,074,533,774.32/651,260.40
  6. Step 6: Final answer
    x = 663,443.58

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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.