Home / 537,345.51-741,542.99-307,898.25

Finding the Fourth Proportional to 537,345.51, 741,542.99 and 307,898.25

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Solution

The fourth proportional to 537,345.51, 741,542.99 and 307,898.25 is: 424,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,345.51 : 741,542.99 = 307,898.25 : x
  2. Step 2: Convert to fraction form
    537,345.51/741,542.99 = 307,898.25/x
  3. Step 3: Cross multiply
    537,345.51x = 741,542.99 × 307,898.25
  4. Step 4: Simplify right side
    537,345.51x = 228,319,787,381.28
  5. Step 5: Solve for x
    x = 228,319,787,381.28/537,345.51
  6. Step 6: Final answer
    x = 424,903.13

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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.