Home / 841,280.28-1,161,100.10-535,037.36

Finding the Fourth Proportional to 841,280.28, 1,161,100.10 and 535,037.36

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Solution

The fourth proportional to 841,280.28, 1,161,100.10 and 535,037.36 is: 738,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,280.28 : 1,161,100.10 = 535,037.36 : x
  2. Step 2: Convert to fraction form
    841,280.28/1,161,100.10 = 535,037.36/x
  3. Step 3: Cross multiply
    841,280.28x = 1,161,100.10 × 535,037.36
  4. Step 4: Simplify right side
    841,280.28x = 621,231,932,199.74
  5. Step 5: Solve for x
    x = 621,231,932,199.74/841,280.28
  6. Step 6: Final answer
    x = 738,436.34

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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.