Home / 779,935.23-1,076,366.33-431,068.16

Finding the Fourth Proportional to 779,935.23, 1,076,366.33 and 431,068.16

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Solution

The fourth proportional to 779,935.23, 1,076,366.33 and 431,068.16 is: 594,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,935.23 : 1,076,366.33 = 431,068.16 : x
  2. Step 2: Convert to fraction form
    779,935.23/1,076,366.33 = 431,068.16/x
  3. Step 3: Cross multiply
    779,935.23x = 1,076,366.33 × 431,068.16
  4. Step 4: Simplify right side
    779,935.23x = 463,987,253,359.05
  5. Step 5: Solve for x
    x = 463,987,253,359.05/779,935.23
  6. Step 6: Final answer
    x = 594,904.85

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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.