Home / 514,068.23-709,436.32-284,625.51

Finding the Fourth Proportional to 514,068.23, 709,436.32 and 284,625.51

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Solution

The fourth proportional to 514,068.23, 709,436.32 and 284,625.51 is: 392,795.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,068.23 : 709,436.32 = 284,625.51 : x
  2. Step 2: Convert to fraction form
    514,068.23/709,436.32 = 284,625.51/x
  3. Step 3: Cross multiply
    514,068.23x = 709,436.32 × 284,625.51
  4. Step 4: Simplify right side
    514,068.23x = 201,923,674,392.52
  5. Step 5: Solve for x
    x = 201,923,674,392.52/514,068.23
  6. Step 6: Final answer
    x = 392,795.47

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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.