Home / 708,314.14-977,444.98-386,017.27

Finding the Fourth Proportional to 708,314.14, 977,444.98 and 386,017.27

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Solution

The fourth proportional to 708,314.14, 977,444.98 and 386,017.27 is: 532,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,314.14 : 977,444.98 = 386,017.27 : x
  2. Step 2: Convert to fraction form
    708,314.14/977,444.98 = 386,017.27/x
  3. Step 3: Cross multiply
    708,314.14x = 977,444.98 × 386,017.27
  4. Step 4: Simplify right side
    708,314.14x = 377,310,642,754.81
  5. Step 5: Solve for x
    x = 377,310,642,754.81/708,314.14
  6. Step 6: Final answer
    x = 532,688.28

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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.