Home / 528,045.60-792,068.40-173,071.20

Finding the Fourth Proportional to 528,045.60, 792,068.40 and 173,071.20

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Solution

The fourth proportional to 528,045.60, 792,068.40 and 173,071.20 is: 259,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,045.60 : 792,068.40 = 173,071.20 : x
  2. Step 2: Convert to fraction form
    528,045.60/792,068.40 = 173,071.20/x
  3. Step 3: Cross multiply
    528,045.60x = 792,068.40 × 173,071.20
  4. Step 4: Simplify right side
    528,045.60x = 137,084,228,470.08
  5. Step 5: Solve for x
    x = 137,084,228,470.08/528,045.60
  6. Step 6: Final answer
    x = 259,606.80

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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.