Home / 943,517.52-1,302,041.22-535,615.80

Finding the Fourth Proportional to 943,517.52, 1,302,041.22 and 535,615.80

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Solution

The fourth proportional to 943,517.52, 1,302,041.22 and 535,615.80 is: 739,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,517.52 : 1,302,041.22 = 535,615.80 : x
  2. Step 2: Convert to fraction form
    943,517.52/1,302,041.22 = 535,615.80/x
  3. Step 3: Cross multiply
    943,517.52x = 1,302,041.22 × 535,615.80
  4. Step 4: Simplify right side
    943,517.52x = 697,393,849,683.28
  5. Step 5: Solve for x
    x = 697,393,849,683.28/943,517.52
  6. Step 6: Final answer
    x = 739,142.45

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Double scale
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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.