Home / 771,456.92-1,064,598.66-431,937.32

Finding the Fourth Proportional to 771,456.92, 1,064,598.66 and 431,937.32

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Solution

The fourth proportional to 771,456.92, 1,064,598.66 and 431,937.32 is: 596,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,456.92 : 1,064,598.66 = 431,937.32 : x
  2. Step 2: Convert to fraction form
    771,456.92/1,064,598.66 = 431,937.32/x
  3. Step 3: Cross multiply
    771,456.92x = 1,064,598.66 × 431,937.32
  4. Step 4: Simplify right side
    771,456.92x = 459,839,892,075.99
  5. Step 5: Solve for x
    x = 459,839,892,075.99/771,456.92
  6. Step 6: Final answer
    x = 596,066.84

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Double scale
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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.