Home / 953,798.20-1,316,237.76-545,898.40

Finding the Fourth Proportional to 953,798.20, 1,316,237.76 and 545,898.40

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Solution

The fourth proportional to 953,798.20, 1,316,237.76 and 545,898.40 is: 753,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,798.20 : 1,316,237.76 = 545,898.40 : x
  2. Step 2: Convert to fraction form
    953,798.20/1,316,237.76 = 545,898.40/x
  3. Step 3: Cross multiply
    953,798.20x = 1,316,237.76 × 545,898.40
  4. Step 4: Simplify right side
    953,798.20x = 718,532,087,203.58
  5. Step 5: Solve for x
    x = 718,532,087,203.58/953,798.20
  6. Step 6: Final answer
    x = 753,337.64

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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.