Home / 781,095.06-1,077,886.53-441,543.06

Finding the Fourth Proportional to 781,095.06, 1,077,886.53 and 441,543.06

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Solution

The fourth proportional to 781,095.06, 1,077,886.53 and 441,543.06 is: 609,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,095.06 : 1,077,886.53 = 441,543.06 : x
  2. Step 2: Convert to fraction form
    781,095.06/1,077,886.53 = 441,543.06/x
  3. Step 3: Cross multiply
    781,095.06x = 1,077,886.53 × 441,543.06
  4. Step 4: Simplify right side
    781,095.06x = 475,933,316,788.98
  5. Step 5: Solve for x
    x = 475,933,316,788.98/781,095.06
  6. Step 6: Final answer
    x = 609,315.49

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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.