Home / 965,024.79-1,331,593.07-557,061.81

Finding the Fourth Proportional to 965,024.79, 1,331,593.07 and 557,061.81

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Solution

The fourth proportional to 965,024.79, 1,331,593.07 and 557,061.81 is: 768,663.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,024.79 : 1,331,593.07 = 557,061.81 : x
  2. Step 2: Convert to fraction form
    965,024.79/1,331,593.07 = 557,061.81/x
  3. Step 3: Cross multiply
    965,024.79x = 1,331,593.07 × 557,061.81
  4. Step 4: Simplify right side
    965,024.79x = 741,779,641,112.35
  5. Step 5: Solve for x
    x = 741,779,641,112.35/965,024.79
  6. Step 6: Final answer
    x = 768,663.82

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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.