Home / 829,303.29-1,144,791.66-557,528.82

Finding the Fourth Proportional to 829,303.29, 1,144,791.66 and 557,528.82

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Solution

The fourth proportional to 829,303.29, 1,144,791.66 and 557,528.82 is: 769,627.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,303.29 : 1,144,791.66 = 557,528.82 : x
  2. Step 2: Convert to fraction form
    829,303.29/1,144,791.66 = 557,528.82/x
  3. Step 3: Cross multiply
    829,303.29x = 1,144,791.66 × 557,528.82
  4. Step 4: Simplify right side
    829,303.29x = 638,254,343,345.64
  5. Step 5: Solve for x
    x = 638,254,343,345.64/829,303.29
  6. Step 6: Final answer
    x = 769,627.17

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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.