Home / 841,776.67-1,161,710.40-479,200.46

Finding the Fourth Proportional to 841,776.67, 1,161,710.40 and 479,200.46

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Solution

The fourth proportional to 841,776.67, 1,161,710.40 and 479,200.46 is: 661,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,776.67 : 1,161,710.40 = 479,200.46 : x
  2. Step 2: Convert to fraction form
    841,776.67/1,161,710.40 = 479,200.46/x
  3. Step 3: Cross multiply
    841,776.67x = 1,161,710.40 × 479,200.46
  4. Step 4: Simplify right side
    841,776.67x = 556,692,154,055.23
  5. Step 5: Solve for x
    x = 556,692,154,055.23/841,776.67
  6. Step 6: Final answer
    x = 661,329.99

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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.