Home / 876,106.50-1,209,026.97-473,698.50

Finding the Fourth Proportional to 876,106.50, 1,209,026.97 and 473,698.50

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Solution

The fourth proportional to 876,106.50, 1,209,026.97 and 473,698.50 is: 653,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,106.50 : 1,209,026.97 = 473,698.50 : x
  2. Step 2: Convert to fraction form
    876,106.50/1,209,026.97 = 473,698.50/x
  3. Step 3: Cross multiply
    876,106.50x = 1,209,026.97 × 473,698.50
  4. Step 4: Simplify right side
    876,106.50x = 572,714,262,148.55
  5. Step 5: Solve for x
    x = 572,714,262,148.55/876,106.50
  6. Step 6: Final answer
    x = 653,703.93

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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.