Home / 525,931.60-788,897.40-364,968.40

Finding the Fourth Proportional to 525,931.60, 788,897.40 and 364,968.40

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Solution

The fourth proportional to 525,931.60, 788,897.40 and 364,968.40 is: 547,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,931.60 : 788,897.40 = 364,968.40 : x
  2. Step 2: Convert to fraction form
    525,931.60/788,897.40 = 364,968.40/x
  3. Step 3: Cross multiply
    525,931.60x = 788,897.40 × 364,968.40
  4. Step 4: Simplify right side
    525,931.60x = 287,922,621,842.16
  5. Step 5: Solve for x
    x = 287,922,621,842.16/525,931.60
  6. Step 6: Final answer
    x = 547,452.60

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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.