Home / 954,718.72-1,317,521.36-525,001.92

Finding the Fourth Proportional to 954,718.72, 1,317,521.36 and 525,001.92

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Solution

The fourth proportional to 954,718.72, 1,317,521.36 and 525,001.92 is: 724,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,718.72 : 1,317,521.36 = 525,001.92 : x
  2. Step 2: Convert to fraction form
    954,718.72/1,317,521.36 = 525,001.92/x
  3. Step 3: Cross multiply
    954,718.72x = 1,317,521.36 × 525,001.92
  4. Step 4: Simplify right side
    954,718.72x = 691,701,243,641.01
  5. Step 5: Solve for x
    x = 691,701,243,641.01/954,718.72
  6. Step 6: Final answer
    x = 724,507.89

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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.