Home / 954,981.80-1,317,875.56-525,294.62

Finding the Fourth Proportional to 954,981.80, 1,317,875.56 and 525,294.62

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Solution

The fourth proportional to 954,981.80, 1,317,875.56 and 525,294.62 is: 724,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,981.80 : 1,317,875.56 = 525,294.62 : x
  2. Step 2: Convert to fraction form
    954,981.80/1,317,875.56 = 525,294.62/x
  3. Step 3: Cross multiply
    954,981.80x = 1,317,875.56 × 525,294.62
  4. Step 4: Simplify right side
    954,981.80x = 692,272,933,594.87
  5. Step 5: Solve for x
    x = 692,272,933,594.87/954,981.80
  6. Step 6: Final answer
    x = 724,906.94

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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.