Home / 859,348.15-1,185,407.03-536,497.74

Finding the Fourth Proportional to 859,348.15, 1,185,407.03 and 536,497.74

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Solution

The fourth proportional to 859,348.15, 1,185,407.03 and 536,497.74 is: 740,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,348.15 : 1,185,407.03 = 536,497.74 : x
  2. Step 2: Convert to fraction form
    859,348.15/1,185,407.03 = 536,497.74/x
  3. Step 3: Cross multiply
    859,348.15x = 1,185,407.03 × 536,497.74
  4. Step 4: Simplify right side
    859,348.15x = 635,968,193,916.36
  5. Step 5: Solve for x
    x = 635,968,193,916.36/859,348.15
  6. Step 6: Final answer
    x = 740,058.84

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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.