Home / 971,293.80-1,340,322.75-541,548.30

Finding the Fourth Proportional to 971,293.80, 1,340,322.75 and 541,548.30

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Solution

The fourth proportional to 971,293.80, 1,340,322.75 and 541,548.30 is: 747,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,293.80 : 1,340,322.75 = 541,548.30 : x
  2. Step 2: Convert to fraction form
    971,293.80/1,340,322.75 = 541,548.30/x
  3. Step 3: Cross multiply
    971,293.80x = 1,340,322.75 × 541,548.30
  4. Step 4: Simplify right side
    971,293.80x = 725,849,506,713.83
  5. Step 5: Solve for x
    x = 725,849,506,713.83/971,293.80
  6. Step 6: Final answer
    x = 747,301.70

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Double scale
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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.