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Finding the Fourth Proportional to 652,065.03, 898,810 and 514,018.86

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Solution

The fourth proportional to 652,065.03, 898,810 and 514,018.86 is: 708,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,065.03 : 898,810 = 514,018.86 : x
  2. Step 2: Convert to fraction form
    652,065.03/898,810 = 514,018.86/x
  3. Step 3: Cross multiply
    652,065.03x = 898,810 × 514,018.86
  4. Step 4: Simplify right side
    652,065.03x = 462,005,287,062.55
  5. Step 5: Solve for x
    x = 462,005,287,062.55/652,065.03
  6. Step 6: Final answer
    x = 708,526.40

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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.