Home / 730,124.24-1,007,541.96-407,829.20

Finding the Fourth Proportional to 730,124.24, 1,007,541.96 and 407,829.20

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Solution

The fourth proportional to 730,124.24, 1,007,541.96 and 407,829.20 is: 562,787.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,124.24 : 1,007,541.96 = 407,829.20 : x
  2. Step 2: Convert to fraction form
    730,124.24/1,007,541.96 = 407,829.20/x
  3. Step 3: Cross multiply
    730,124.24x = 1,007,541.96 × 407,829.20
  4. Step 4: Simplify right side
    730,124.24x = 410,905,031,513.23
  5. Step 5: Solve for x
    x = 410,905,031,513.23/730,124.24
  6. Step 6: Final answer
    x = 562,787.82

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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.