Home / 582,442.71-804,018.93-391,566.82

Finding the Fourth Proportional to 582,442.71, 804,018.93 and 391,566.82

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Solution

The fourth proportional to 582,442.71, 804,018.93 and 391,566.82 is: 540,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,442.71 : 804,018.93 = 391,566.82 : x
  2. Step 2: Convert to fraction form
    582,442.71/804,018.93 = 391,566.82/x
  3. Step 3: Cross multiply
    582,442.71x = 804,018.93 × 391,566.82
  4. Step 4: Simplify right side
    582,442.71x = 314,827,131,619.81
  5. Step 5: Solve for x
    x = 314,827,131,619.81/582,442.71
  6. Step 6: Final answer
    x = 540,528.92

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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.