Home / 704,828.76-972,673.02-382,542.72

Finding the Fourth Proportional to 704,828.76, 972,673.02 and 382,542.72

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Solution

The fourth proportional to 704,828.76, 972,673.02 and 382,542.72 is: 527,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,828.76 : 972,673.02 = 382,542.72 : x
  2. Step 2: Convert to fraction form
    704,828.76/972,673.02 = 382,542.72/x
  3. Step 3: Cross multiply
    704,828.76x = 972,673.02 × 382,542.72
  4. Step 4: Simplify right side
    704,828.76x = 372,088,982,741.41
  5. Step 5: Solve for x
    x = 372,088,982,741.41/704,828.76
  6. Step 6: Final answer
    x = 527,914.02

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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.