Home / 528,050.10-792,075.15-173,075.70

Finding the Fourth Proportional to 528,050.10, 792,075.15 and 173,075.70

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Solution

The fourth proportional to 528,050.10, 792,075.15 and 173,075.70 is: 259,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,050.10 : 792,075.15 = 173,075.70 : x
  2. Step 2: Convert to fraction form
    528,050.10/792,075.15 = 173,075.70/x
  3. Step 3: Cross multiply
    528,050.10x = 792,075.15 × 173,075.70
  4. Step 4: Simplify right side
    528,050.10x = 137,088,961,038.86
  5. Step 5: Solve for x
    x = 137,088,961,038.86/528,050.10
  6. Step 6: Final answer
    x = 259,613.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.