Home / 705,325.86-973,356.21-383,038.74

Finding the Fourth Proportional to 705,325.86, 973,356.21 and 383,038.74

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Solution

The fourth proportional to 705,325.86, 973,356.21 and 383,038.74 is: 528,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,325.86 : 973,356.21 = 383,038.74 : x
  2. Step 2: Convert to fraction form
    705,325.86/973,356.21 = 383,038.74/x
  3. Step 3: Cross multiply
    705,325.86x = 973,356.21 × 383,038.74
  4. Step 4: Simplify right side
    705,325.86x = 372,833,136,249.58
  5. Step 5: Solve for x
    x = 372,833,136,249.58/705,325.86
  6. Step 6: Final answer
    x = 528,597.00

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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.