Home / 972,220.74-1,341,664.74-536,638.24

Finding the Fourth Proportional to 972,220.74, 1,341,664.74 and 536,638.24

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Solution

The fourth proportional to 972,220.74, 1,341,664.74 and 536,638.24 is: 740,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,220.74 : 1,341,664.74 = 536,638.24 : x
  2. Step 2: Convert to fraction form
    972,220.74/1,341,664.74 = 536,638.24/x
  3. Step 3: Cross multiply
    972,220.74x = 1,341,664.74 × 536,638.24
  4. Step 4: Simplify right side
    972,220.74x = 719,988,604,743.66
  5. Step 5: Solve for x
    x = 719,988,604,743.66/972,220.74
  6. Step 6: Final answer
    x = 740,560.84

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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.