Home / 909,094.86-1,254,272.88-527,045.40

Finding the Fourth Proportional to 909,094.86, 1,254,272.88 and 527,045.40

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Solution

The fourth proportional to 909,094.86, 1,254,272.88 and 527,045.40 is: 727,161.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,094.86 : 1,254,272.88 = 527,045.40 : x
  2. Step 2: Convert to fraction form
    909,094.86/1,254,272.88 = 527,045.40/x
  3. Step 3: Cross multiply
    909,094.86x = 1,254,272.88 × 527,045.40
  4. Step 4: Simplify right side
    909,094.86x = 661,058,751,748.75
  5. Step 5: Solve for x
    x = 661,058,751,748.75/909,094.86
  6. Step 6: Final answer
    x = 727,161.47

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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.