Home / 1,507,129.22-2,260,715.10-442,193.27

Finding the Fourth Proportional to 1,507,129.22, 2,260,715.10 and 442,193.27

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Solution

The fourth proportional to 1,507,129.22, 2,260,715.10 and 442,193.27 is: 663,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,129.22 : 2,260,715.10 = 442,193.27 : x
  2. Step 2: Convert to fraction form
    1,507,129.22/2,260,715.10 = 442,193.27/x
  3. Step 3: Cross multiply
    1,507,129.22x = 2,260,715.10 × 442,193.27
  4. Step 4: Simplify right side
    1,507,129.22x = 999,672,989,645.58
  5. Step 5: Solve for x
    x = 999,672,989,645.58/1,507,129.22
  6. Step 6: Final answer
    x = 663,296.14

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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.