Home / 1,305,028.64-1,957,167.12-358,430.24

Finding the Fourth Proportional to 1,305,028.64, 1,957,167.12 and 358,430.24

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Solution

The fourth proportional to 1,305,028.64, 1,957,167.12 and 358,430.24 is: 537,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,028.64 : 1,957,167.12 = 358,430.24 : x
  2. Step 2: Convert to fraction form
    1,305,028.64/1,957,167.12 = 358,430.24/x
  3. Step 3: Cross multiply
    1,305,028.64x = 1,957,167.12 × 358,430.24
  4. Step 4: Simplify right side
    1,305,028.64x = 701,507,880,541.71
  5. Step 5: Solve for x
    x = 701,507,880,541.71/1,305,028.64
  6. Step 6: Final answer
    x = 537,542.13

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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.