Home / 962,283.65-1,328,050.28-554,400.86

Finding the Fourth Proportional to 962,283.65, 1,328,050.28 and 554,400.86

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Solution

The fourth proportional to 962,283.65, 1,328,050.28 and 554,400.86 is: 765,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,283.65 : 1,328,050.28 = 554,400.86 : x
  2. Step 2: Convert to fraction form
    962,283.65/1,328,050.28 = 554,400.86/x
  3. Step 3: Cross multiply
    962,283.65x = 1,328,050.28 × 554,400.86
  4. Step 4: Simplify right side
    962,283.65x = 736,272,212,100.99
  5. Step 5: Solve for x
    x = 736,272,212,100.99/962,283.65
  6. Step 6: Final answer
    x = 765,130.13

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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.