Home / 906,345.40-1,359,518.10-552,051.40

Finding the Fourth Proportional to 906,345.40, 1,359,518.10 and 552,051.40

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Solution

The fourth proportional to 906,345.40, 1,359,518.10 and 552,051.40 is: 828,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,345.40 : 1,359,518.10 = 552,051.40 : x
  2. Step 2: Convert to fraction form
    906,345.40/1,359,518.10 = 552,051.40/x
  3. Step 3: Cross multiply
    906,345.40x = 1,359,518.10 × 552,051.40
  4. Step 4: Simplify right side
    906,345.40x = 750,523,870,430.34
  5. Step 5: Solve for x
    x = 750,523,870,430.34/906,345.40
  6. Step 6: Final answer
    x = 828,077.10

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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.