Home / 319,360.04-440,702.01-183,298.22

Finding the Fourth Proportional to 319,360.04, 440,702.01 and 183,298.22

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Solution

The fourth proportional to 319,360.04, 440,702.01 and 183,298.22 is: 252,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,360.04 : 440,702.01 = 183,298.22 : x
  2. Step 2: Convert to fraction form
    319,360.04/440,702.01 = 183,298.22/x
  3. Step 3: Cross multiply
    319,360.04x = 440,702.01 × 183,298.22
  4. Step 4: Simplify right side
    319,360.04x = 80,779,893,983.42
  5. Step 5: Solve for x
    x = 80,779,893,983.42/319,360.04
  6. Step 6: Final answer
    x = 252,943.02

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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.