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Finding the Fourth Proportional to 575,998.91, 794,897.57 and 314,368.50

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Solution

The fourth proportional to 575,998.91, 794,897.57 and 314,368.50 is: 433,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,998.91 : 794,897.57 = 314,368.50 : x
  2. Step 2: Convert to fraction form
    575,998.91/794,897.57 = 314,368.50/x
  3. Step 3: Cross multiply
    575,998.91x = 794,897.57 × 314,368.50
  4. Step 4: Simplify right side
    575,998.91x = 249,890,757,520.47
  5. Step 5: Solve for x
    x = 249,890,757,520.47/575,998.91
  6. Step 6: Final answer
    x = 433,838.95

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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.